30 Butterfly Species in California

Butterflies are a common sight in California, with over 160 species found in the state. In this article, we will focus on the 30 butterfly species that are most often spotted in California.

These butterflies are all unique and have distinctive features, habitats, diets, and lifespans.

From the majestic Monarch Butterfly to the tiny Western Pygmy Blue, this article will provide an overview of each species, so you can learn more about the beauty of butterflies in California.

Anise Swallowtail (Papilio zelicaon)

The Anise Swallowtail is one of the most common butterflies in California, easily identified by its striking black and yellow markings.

• Habitat: The Anise Swallowtail can be found in a variety of habitats, including forests, deserts, and urban areas.
• Appearance: Black wings with yellow spots and blue highlights; wingspan ranges from 2.5 to 3.75 inches.
• Size: Wingspan ranges from 2.5 to 3.75 inches.
• Diet: Larvae feed on plants in the carrot family, while adults consume nectar and water.
• Reproduction: Females lay eggs on host plants, and larvae emerge in 4-10 days.
• Lifespan: Adults typically live 3-4 weeks.
• Host Plants: Anise, fennel, and other plants in the carrot family.

The Anise Swallowtail is one of the largest swallowtails in California, and can often be seen flying gracefully through fields and gardens.

They are known for their distinctive caterpillars, which have orange spots and can be found on their host plants. If you’re lucky, you may even see these beautiful butterflies performing a courtship dance in the air.

So, keep an eye out for the Anise Swallowtail on your next California adventure.

Monarch Butterfly (Danaus plexippus)

The Monarch Butterfly is one of the most well-known butterfly species in the world, famous for its long migration and striking orange and black wings.

• Habitat: The Monarch Butterfly can be found in a variety of habitats, including meadows, fields, and gardens.
• Appearance: Orange wings with black veins and borders; wingspan ranges from 3.7 to 4.1 inches.
• Size: Wingspan ranges from 3.7 to 4.1 inches.
• Diet: Larvae feed exclusively on milkweed, while adults consume nectar from a variety of flowers.
• Reproduction: Females lay eggs on milkweed plants, and larvae emerge in 3-5 days.
• Lifespan: Adults typically live 2-6 weeks, while the migration generation can live up to 8 months.
• Host Plants: Milkweed plants.

The Monarch Butterfly is perhaps best known for its incredible migration, which sees them travel up to 3,000 miles each year from Canada to Mexico.

They are also known for the distinctive orange hue of their wings, which serves as a warning to predators that they are toxic.

Unfortunately, Monarch Butterfly populations have declined in recent decades due to habitat loss and pesticide use, making conservation efforts crucial.

If you’re lucky enough to see a Monarch Butterfly in California, take a moment to appreciate their amazing journey and recognize the importance of protecting their habitats.

Western Tiger Swallowtail (Papilio rutulus)

The Western Tiger Swallowtail is a large and beautiful butterfly species found throughout California, easily identified by its yellow and black striped wings.

• Habitat: The Western Tiger Swallowtail can be found in a variety of habitats, including forests, deserts, and gardens.
• Appearance: Yellow wings with black stripes and blue highlights; wingspan ranges from 3.5 to 4.5 inches.
• Size: Wingspan ranges from 3.5 to 4.5 inches.
• Diet: Larvae feed on leaves of trees like cottonwood, willow, and alder, while adults consume nectar.
• Reproduction: Females lay eggs on host plants, and larvae emerge in 5-10 days.
• Lifespan: Adults typically live 1-2 weeks.
• Host Plants: Trees including cottonwood, willow, and alder.

The Western Tiger Swallowtail is a large and graceful butterfly, often seen flitting about gardens and meadows.

They are known for their distinctive caterpillars, which resemble bird droppings and can be found on the undersides of leaves.

While their population numbers are currently stable, it is important to remember that habitat loss and pesticide use can pose a threat to these beautiful creatures.

If you have the opportunity to observe a Western Tiger Swallowtail, take a moment to appreciate their beauty and role in the ecosystem.

Painted Lady (Vanessa cardui)

The Painted Lady is a colorful and widespread butterfly species found throughout California, easily identified by its distinctive orange, black, and white patterned wings.

• Habitat: The Painted Lady can be found in a variety of habitats, including gardens, meadows, and fields.
• Appearance: Orange wings with black and white spots and borders; wingspan ranges from 2.4 to 3.3 inches.
• Size: Wingspan ranges from 2.4 to 3.3 inches.
• Diet: Larvae feed on thistle, while adults consume nectar from a variety of flowers.
• Reproduction: Females lay eggs on host plants, and larvae emerge in 3-5 days.
• Lifespan: Adults typically live 2-4 weeks.
• Host Plants: Thistle plants.

The Painted Lady is one of the most wide-ranging butterfly species in the world, found on every continent except Antarctica.

They are known for their migratory behavior, with populations in North America traveling from Mexico to the northern United States each year.

While their population numbers are currently stable, habitat loss and pesticide use can still pose a threat to these beautiful creatures.

If you happen to see a Painted Lady in California, take a moment to appreciate their unique beauty and important role in the ecosystem.

West Coast Lady (Vanessa annabella)

The West Coast Lady is a stunning butterfly species found primarily along the western coast of North America, easily identified by its bright orange and black wings.

• Habitat: The West Coast Lady can be found in a variety of habitats, including gardens, meadows, and forests.
• Appearance: Orange wings with black spots and borders; wingspan ranges from 1.6 to 2.4 inches.
• Size: Wingspan ranges from 1.6 to 2.4 inches.
• Diet: Larvae feed on plants in the mallow family, while adults consume nectar from a variety of flowers.
• Reproduction: Females lay eggs on host plants, and larvae emerge in 4-6 days.
• Lifespan: Adults typically live 2-4 weeks.
• Host Plants: Mallow plants.

The West Coast Lady is a relatively small butterfly, but its bright orange coloration makes it a standout in any garden or meadow.

They are known for their delicate wings, which can often be seen fluttering in the breeze.

Although they are not currently threatened, it is important to protect the habitats of the West Coast Lady and other butterfly species to ensure their populations continue to thrive.

If you’re fortunate enough to see a West Coast Lady in California, take a moment to appreciate their beauty and the important role they play in the ecosystem.

American Lady (Vanessa virginiensis)

The American Lady is a colorful butterfly species found throughout much of North America, easily identified by its distinctive orange, black, and white wings.

• Habitat: The American Lady can be found in a variety of habitats, including meadows, fields, and gardens.
• Appearance: Orange wings with black, white, and silver spots and borders; wingspan ranges from 1.75 to 2.5 inches.
• Size: Wingspan ranges from 1.75 to 2.5 inches.
• Diet: Larvae feed on plants in the aster family, while adults consume nectar from a variety of flowers.
• Reproduction: Females lay eggs on host plants, and larvae emerge in 4-10 days.
• Lifespan: Adults typically live 1-2 weeks.
• Host Plants: Plants in the aster family.

The American Lady is a delicate and beautiful butterfly species, often seen fluttering about gardens and meadows in California.

They are known for their unique wing patterns, which vary slightly depending on the region in which they are found.

While their populations are currently stable, habitat loss and pesticide use can pose a threat to the American Lady and other butterfly species.

If you have the opportunity to observe an American Lady in California, take a moment to appreciate their exquisite beauty and the important role they play in the ecosystem.

Red Admiral (Vanessa atalanta)

The Red Admiral is a striking butterfly species found throughout North America, easily identified by its deep black wings with striking red and white markings.

• Habitat: The Red Admiral can be found in a variety of habitats, including gardens, meadows, and forests.
• Appearance: Black wings with red and white bands and borders; wingspan ranges from 1.75 to 3 inches.
• Size: Wingspan ranges from 1.75 to 3 inches.
• Diet: Larvae feed on nettles, while adults consume nectar from a variety of flowers.
• Reproduction: Females lay eggs on host plants, and larvae emerge in 4-7 days.
• Lifespan: Adults typically live 1-2 weeks.
• Host Plants: Nettle plants.

The Red Admiral is a dramatic and beautiful butterfly species that can be found throughout California.

They are known for their black wings with striking red and white markings, which provide a distinctive contrast against green foliage.

While their populations are currently stable, habitat loss and pesticide use can pose a threat to the Red Admiral and other butterfly species.

If you happen to observe a Red Admiral in California, take a moment to appreciate their unique beauty and significant role in the ecosystem.

California Sister (Adelpha bredowii)

The California Sister is a beautiful butterfly species found exclusively in the western United States, easily identified by its bold black and yellow markings.

• Habitat: The California Sister can be found in a variety of habitats, including forests and woodlands.
• Appearance: Bold black and yellow wings with white spots; wingspan ranges from 2.25 to 3 inches.
• Size: Wingspan ranges from 2.25 to 3 inches.
• Diet: Larvae feed on the leaves of oak trees, while adults consume sap and rotten fruit.
• Reproduction: Females lay eggs on host plants, and larvae emerge in 3-8 days.
• Lifespan: Adults typically live 2-4 weeks.
• Host Plants: Oak trees.

The California Sister is a relatively large and distinctive butterfly species found only in the western United States.

They are known for their dramatic black and yellow wings, which provide a striking contrast when seen in flight.

The California Sister has a unique relationship with oak trees, which serve as both a host plant for their larvae and a source of nutrition for the adults.

While their populations are currently stable, habitat loss and climate change can pose a threat to the California Sister and other butterfly species.

If you have the opportunity to observe a California Sister in California, take a moment to appreciate their unique beauty and the important role they play in the ecosystem.

Mourning Cloak (Nymphalis antiopa)

The Mourning Cloak is a large and distinctive butterfly species found throughout much of North America, easily identified by its deep purple-black wings with a pale yellow border.

• Habitat: The Mourning Cloak can be found in a variety of habitats, including forests, woodlands, and parks.
• Appearance: Dark purple-black wings with a pale yellow border and small blue spots; wingspan ranges from 2.5 to 4 inches.
• Size: Wingspan ranges from 2.5 to 4 inches.
• Diet: Caterpillars feed on the leaves, flowers, and bark of trees like willow and cottonwood, while adults consume sap and fermenting fruit.
• Reproduction: Females lay eggs on host trees, and larvae emerge in 2-3 weeks.
• Lifespan: Adults typically live 6-12 months, one of the longest lifespans for any butterfly.
• Host Plants: Trees including willow and cottonwood.

The Mourning Cloak is one of the most unique and long-lived butterfly species found in California.

They are known for their striking dark wings with a bright yellow border, which provide a distinctive contrast against bark and foliage.

The Mourning Cloak is also unique in that it has one of the longest lifespans of any butterfly, with adults hibernating during the winter and emerging in the spring to mate and reproduce.

While their populations are currently stable, habitat loss and climate change can pose a threat to the Mourning Cloak and other butterfly species.

California Dogface (Zerene eurydice)

The California Dogface is a beautiful and unique species of butterfly that can be found throughout California in a variety of habitats, including chaparral, desert hillsides, and even urban areas.

• Habitat: The California Dogface can be found in a variety of habitats, including chaparral, desert hillsides, and urban areas.
• Appearance: The California Dogface gets its name from the distinctive yellow dog-like head shape found on the wings of males, while females have a more muted color.
• Size: Their wingspan averages between 2.2 and 3 inches (5.6 to 7.6 cm) in length.
• Diet: The California Dogface caterpillars feed on the flowers and leaves of various plants, including members of the bean family while the adults prefer to feed on nectar from flowers.
• Reproduction: The California Dogface can have up to three generations per year in warm areas, with overwintering pupae emerging in spring.
• Lifespan: The lifespan of adult California Dogface butterflies ranges from two to four weeks, while their larval stage can last between four to six weeks.
• Host Plants: California Dogface caterpillars feed on legumes, including clovers, alfalfa, and lupines.

The butterfly gets its name from the distinctive yellow dog-like head shape found on the wings of males, while females have a more muted color. Their wingspan typically averages between 2.2 and 3 inches (5.6 to 7.6 cm) in length.

The caterpillars of the California Dogface feed on the flowers and leaves of various plants such as clovers, alfalfa, and lupines, while the adults prefer to feed on nectar from flowers.

The California Dogface can have up to three generations per year in warm areas, with overwintering pupae emerging in spring.

Adult California Dogface butterflies have a lifespan ranging from two to four weeks, while their larval stage can last between four to six weeks.

The California Dogface butterfly adds a unique and vibrant touch to the California butterfly community.

With their distinctive yellow dog-like head shape and habitat adaptability, the California Dogface can be spotted in a variety of locations throughout the state.

Great Purple Hairstreak (Atlides halesus)

The Great Purple Hairstreak is a small, colorful butterfly that can be found in chaparral, oak woodlands, and other scrubby habitats throughout California.

• Habitat: The Great Purple Hairstreak can be found in chaparral, oak woodlands, and other scrubby habitats.
• Appearance: The Great Purple Hairstreak butterfly has a small wingspan of around 1.5 inches (3.8 cm). The upper side of their wings is a dark blue or black with a bright purple iridescence, while the undersides are brown with orange and white spots near the edge.
• Size: Adult Great Purple Hairstreak butterflies have a small wingspan of around 1.5 inches (3.8 cm).
• Diet: The Great Purple Hairstreak feeds on nectar from a variety of flowers, including desert lavender, buckwheat, and yerba santa.
• Reproduction: The Great Purple Hairstreak lays their eggs on the flower buds and leaves of host plants.
• Lifespan:Adult Great Purple Hairstreak butterflies have a lifespan of about one or two weeks.
• Host Plants: The caterpillars of the Great Purple Hairstreak feed on the flowers and foliage of a variety of plants, including oak mistletoe, buckwheat, and California lilac.

With their small wingspan of around 1.5 inches (3.8 cm), the Great Purple Hairstreak butterfly has a distinctive appearance.

The upper side of their wings is a dark blue or black with a bright purple iridescence, while the undersides are brown with orange and white spots near the edge.

The Great Purple Hairstreak feeds on nectar from a variety of flowers, including desert lavender, buckwheat, and yerba santa.

They lay their eggs on the flower buds and leaves of host plants. The caterpillars of the Great Purple Hairstreak feed on a variety of plants, including oak mistletoe, buckwheat, and California lilac. Adult Great Purple Hairstreak butterflies have a lifespan of about one or two weeks.

The Great Purple Hairstreak may be small, but their distinctive colors and adaptability make them a beautiful and eye-catching addition to the California butterfly community.

With their love for a wide range of flowers, the Great Purple Hairstreak is a vital pollinator species and a testament to the beauty and diversity of California’s butterfly species.

Gulf Fritillary (Agraulis vanillae)

The Gulf Fritillary is one of the most recognizable butterfly species in California, with its striking bright orange wings with black markings.

• Habitat: Gulf Fritillaries can be found in a variety of habitats including gardens, fields, and open woodlands.
• Appearance: The Gulf Fritillary has striking bright orange wings with black markings. They also have long, narrow wings with white spots and a wingspan of 2.5 to 3 inches (6.3 to 7.6 cm).
• Size: The wingspan of Gulf Fritillary butterflies is 2.5 to 3 inches (6.3 to 7.6 cm).
• Diet: The Gulf Fritillary butterfly feeds on nectar from a wide range of plants, including Mexican sunflowers, zinnias, cosmos, and pentas.
• Reproduction: Gulf Fritillaries lay their eggs on host plants, which are primarily passionflower vines.
• Lifespan: Adult Gulf Fritillary butterflies have a lifespan of approximately three weeks, while their pupal stage lasts for about two weeks.
• Host Plants: The Gulf Fritillary caterpillar feeds on the leaves of passionflower vines.

They can be found in a variety of habitats, including gardens, fields, and open woodlands. Their long, narrow wings with white spots have a wingspan of 2.5 to 3 inches (6.3 to 7.6 cm).

The Gulf Fritillary feeds on nectar from a variety of plants, including Mexican sunflowers, zinnias, cosmos, and pentas. They lay their eggs on host plants, which are primarily passionflower vines. Gulf Fritillary caterpillars feed on the leaves of passionflower vines.

Adult Gulf Fritillary butterflies have a lifespan of approximately three weeks, while their pupal stage lasts for about two weeks.

During this time, the larvae form a protective chrysalis from where the adult butterfly emerges. The Gulf Fritillary is one of the most beloved butterfly species in California, not only for its striking appearance but also for its role as a vital pollinator species.

The Gulf Fritillary is a beloved and well-known butterfly species in California.

Their striking orange wings and unique markings make them a beautiful addition to gardens and fields throughout the state, while their role as a vital pollinator only adds to their importance.

Common Buckeye (Junonia coenia)

The Common Buckeye is a well-known butterfly species in California and can be found in a wide range of habitats, including fields, meadows, open woodlands, and gardens.

• Habitat: The Common Buckeye can be found in a wide range of habitats, including fields, meadows, open woodlands, and gardens.
• Appearance: The Common Buckeye has striking brown wings with large eyespots and a white bar near the leading edge of the forewing. They have a wingspan of 1 to 2.5 inches (2.5 to 6.4 cm).
• Size: The wingspan of Common Buckeye butterflies ranges from 1 to 2.5 inches (2.5 to 6.4 cm).
• Diet: The Common Buckeye feeds on nectar from a variety of plants, including zinnias, asters, and verbena.
• Reproduction: The Common Buckeye lays their eggs on host plants, which include snapdragons, toadflax, and plantains.
• Lifespan: Adult Common Buckeye butterflies have a lifespan of one to two weeks.
• Host Plants: The caterpillars of the Common Buckeye feed on the leaves of snapdragons, toadflax, and plantains.

They have striking brown wings with large eyespots and a white bar near the leading edge of the forewing. The wingspan of Common Buckeye butterflies ranges from 1 to 2.5 inches (2.5 to 6.4 cm).

The Common Buckeye feeds on nectar from a variety of plants, including zinnias, asters, and verbena. They lay their eggs on host plants, which include snapdragons, toadflax, and plantains. The caterpillars of the Common Buckeye feed on the leaves of these host plants.

Adult Common Buckeye butterflies have a lifespan of one to two weeks. During this time, they are vital pollinators and can often be seen fluttering through gardens and meadows throughout the state.

The Common Buckeye’s distinct coloring and unique markings make it a favorite among butterfly enthusiasts and casual observers alike.

The Common Buckeye is a beloved and well-known species of butterfly in California.

With their striking coloring, unique markings, and adaptability to a wide range of habitats, Common Buckeyes can be found fluttering throughout gardens, meadows and open woodlands throughout the state.

Cabbage White (Pieris rapae)

The Cabbage White is a common butterfly species found throughout California in fields, meadows, gardens, and other open spaces.

• Habitat: The Cabbage White can be found in fields, meadows, gardens, and other open spaces throughout California.
• Appearance: The Cabbage White has a white or cream-colored wingspan adorned with two large black spots towards the tips of the forewings.
• Size: The wingspan of Cabbage White butterflies ranges from 1.3 to 1.75 inches (3.3 to 4.4 cm).
• Diet: The Cabbage White feeds on nectar from a variety of flowers, including asters, milkweeds, and clover.
• Reproduction: The Cabbage White lays their eggs on host plants, which are primarily members of the cabbage family, such as broccoli, kale, and mustard.
• Lifespan: The adult Cabbage White butterfly has a lifespan of approximately two weeks.
• Host Plants: The caterpillars of the Cabbage White feed on the leaves of plants including mustard, kale, and broccoli.

This butterfly has a white or cream-colored wingspan adorned with two large black spots towards the tips of the forewings. The wingspan of Cabbage White butterflies ranges from 1.3 to 1.75 inches (3.3 to 4.4 cm).

The Cabbage White feeds on nectar from a variety of flowers, such as asters, milkweeds, and clover.

They lay their eggs on host plants, which are primarily members of the cabbage family, such as broccoli, kale, and mustard. The Cabbage White caterpillars feed on the leaves of these plants.

The adult Cabbage White butterfly has a lifespan of approximately two weeks. During this time, they are important pollinators and can be found fluttering from flower to flower throughout gardens and meadows throughout the state.

The Cabbage White may not be the most striking butterfly species in California, but their adaptability and importance as a pollinator cannot be overlooked.

Their distinctive black spot markings and preference for cabbage family host plants make them easily recognizable and a staple in many gardens throughout the state.

Checkered White (Pontia protodice)

The Checkered White butterfly is a common sight in California’s grassy fields and hillsides.

• Habitat: Checkered Whites can be found in a variety of habitats, such as grasslands, meadows, open fields, and even deserts.
• Appearance: The Checkered White has a striking appearance with checkered black and white wings and a yellow-green body.
• Size: The wingspan of the Checkered White butterfly ranges from 1.5 to 2.5 inches.
• Diet: The Checkered White feeds primarily on nectar and can be seen on a variety of flowers, including thistles and milkweeds.
• Reproduction: The female Checkered White lays her eggs on plants in the mustard family, and when the larvae emerge, they feed on these plants.
• Lifespan: The average lifespan of the Checkered White butterfly is about two weeks.
• Host Plants: The Checkered White’s host plants include native mustard species, such as Brassica nigra and Descurainia pinnata.

The Checkered White butterfly is a beautiful and common species in California with a unique appearance and interesting habits.

Cloudless Sulphur (Phoebis sennae)

The Cloudless Sulphur butterfly is one of the largest species of butterflies found in California.

• Habitat: The Cloudless Sulphur can be found in various habitats throughout California, such as open fields, meadows, and agricultural areas.
• Appearance: The Cloudless Sulphur has bright yellow-colored wings with black borders, and males have a splash of orange on their upper wings.
• Size: The wingspan of the Cloudless Sulphur ranges from 2.5 to 3.5 inches, making them one of the largest butterfly species in California.
• Diet: The Cloudless Sulphur feeds on a variety of nectar plants, including lantanas, hibiscus, and butterfly bushes.
• Reproduction: The female Cloudless Sulphur lays her eggs on plants in the legume and pea families.
• Lifespan: The average lifespan of the Cloudless Sulphur butterfly is about two weeks.
• Host Plants: The Cloudless Sulphur’s host plants include Cassia species, such as the Senna mexicana and Senna bicapsularis.

The Cloudless Sulphur butterfly is a striking species found throughout California with a large wingspan and a bright yellow and black appearance.

Its unique feeding habits and preference for legume and pea plants make it a fascinating creature to observe.

Zebra Swallowtail (Eurytides marcellus)

The Zebra Swallowtail is a beautiful butterfly species found in California’s mountain ranges.

• Habitat: The Zebra Swallowtail can be found in the mountainous regions of California, where its host plant grows in damp, shaded areas near streams and rivers.
• Appearance: The Zebra Swallowtail has black and white striped wings, resembling the pattern of a zebra, with a long and slender body.
• Size: The wingspan of the Zebra Swallowtail ranges from 2.5 to 3 inches.
• Diet: The Zebra Swallowtail feeds on a variety of nectar plants, including milkweeds, butterfly bushes, and wild cherry trees.
• Reproduction: The female Zebra Swallowtail lays her eggs on the pawpaw plant, which is the only host plant for this butterfly species in California.
• Lifespan: The average lifespan of the Zebra Swallowtail butterfly is about one month.
• Host Plants: The Zebra Swallowtail’s host plant is the pawpaw, a small shrub or tree that grows in damp, shaded areas near streams and rivers.

The Zebra Swallowtail is a fascinating butterfly species found only in California’s mountainous regions.

Its striking black and white striped wings and dependence on the pawpaw plant make it a rare and unique species to observe in the wild.

Fiery Skipper (Hylephila phyleus)

The Fiery Skipper is a common and easily recognizable butterfly species found throughout California.

• Habitat: The Fiery Skipper can be found in a variety of habitats, including meadows, fields, gardens, and parks.
• Appearance: The Fiery Skipper has orange-brown wings with black and white markings, giving it a fiery appearance.
• Size: The wingspan of the Fiery Skipper ranges from 1 to 1.5 inches.
• Diet: The Fiery Skipper feeds on a variety of nectar plants, including clovers, thistles, and asters.
• Reproduction: The female Fiery Skipper lays her eggs on or near the leaves of grasses, and the larvae feed on these grasses.
• Lifespan: The average lifespan of the Fiery Skipper butterfly is about one month.
• Host Plants: The Fiery Skipper’s host plants include several species of grasses, such as Bermuda grass and brome grass.

The Fiery Skipper is a common and easily recognizable butterfly species found throughout California’s meadows, fields, gardens, and parks.

Its distinct fiery appearance and dependence on grasses make it a fascinating species to observe in the wild.

Lorquin’s Admiral (Limenitis lorquini)

Lorquin’s Admiral is a stunning butterfly species found in the forests and mountainous regions of California.

• Habitat: Lorquin’s Admiral can be found in the forests and mountainous regions of California, where it prefers damp, shaded areas.
• Appearance: Lorquin’s Admiral has black wings with white bands and blue spots, giving it a striking appearance.
• Size: The wingspan of Lorquin’s Admiral ranges from 2.5 to 3 inches.
• Diet: Lorquin’s Admiral feeds on a variety of nectar plants, including thistles, milkweeds, and butterfly bushes.
• Reproduction: The female Lorquin’s Admiral lays her eggs on or near the leaves of willow trees, and the larvae feed on these leaves.
• Lifespan: The average lifespan of Lorquin’s Admiral butterfly is about 2 to 3 weeks.
• Host Plants: Lorquin’s Admiral’s host plant is the willow tree, where the female lays its eggs.

Lorquin’s Admiral is a beautiful butterfly species found in the forest and mountainous regions of California.

Its striking black wings with white bands and blue spots make it an enchanting creature to observe in the wild.

Its unique feeding habits and dependence on willow trees make it an interesting species to observe in California’s nature.

Sara Orangetip (Anthocharis sara)

The Sara Orangetip is a small and beautiful butterfly species found throughout California.

• Habitat: Sara Orangetips can be found in a variety of habitats in California, including open meadows, deserts, and even in urban areas.
• Appearance: The Sara Orangetip has striking white wings with orange tips on the upper wings of males, while females have dark spots on their upper wings.
• Size: The wingspan of the Sara Orangetip ranges from 1.5 to 2 inches.
• Diet: The Sara Orangetip feeds on a variety of nectar plants, including mustards, lilies, and violets.
• Reproduction: The female Sara Orangetip lays her eggs on the flowers or leaves of plants in the mustard family, and when the larvae emerge, they feed on these plants.
• Lifespan: The average lifespan of the Sara Orangetip butterfly is about one month.
• Host Plants: The Sara Orangetip’s host plants include several species of mustards, such as the Marsh Yellowcress and Tower Mustard.

The Sara Orangetip is a small and charming butterfly species found in a variety of habitats throughout California.

Its striking appearance and interesting feeding habits make it a fascinating species to observe in the wild.

California Tortoiseshell (Nymphalis californica)

The California Tortoiseshell is a beautiful butterfly species found throughout California’s mountains and forests.

• Habitat: The California Tortoiseshell can be found in a variety of habitats throughout California, including mountainous regions and coniferous forests.
• Appearance: The California Tortoiseshell has strikingly colored orange and black wings with white spots and borders.
• Size: The wingspan of the California Tortoiseshell ranges from 2 to 2.5 inches.
• Diet: The California Tortoiseshell feeds on a variety of nectar plants, including lupines, thistles, and Eriogonum species.
• Reproduction: The female California Tortoiseshell lays her eggs on the leaves of some species of trees including Quaking Aspen, willows, and cottonwoods.
• Lifespan: The average lifespan of the California Tortoiseshell butterfly is about one month.
• Host Plants: The California Tortoiseshell’s host plants include certain species of trees especially those in the Salicaceae family.

The California Tortoiseshell is a stunning butterfly species found in the mountainous regions of California.

Its colorful orange and black wings make it a beautiful species to observe in the wild, and its dependence on certain tree species makes it an important part of California’s ecosystem.

Variable Checkerspot (Euphydryas chalcedona)

The Variable Checkerspot is a brightly colored butterfly species found in several habitats across California.

• Habitat: The Variable Checkerspot can be found in several habitats across California, including meadows, forests, and coastal regions.
• Appearance: Variable Checkerspots have striking black and orange wings with white spots and markings.
• Size: The wingspan of the Variable Checkerspot ranges from 1.5 to 2.5 inches.
• Diet: The Variable Checkerspot feeds on a variety of nectar plants, including lilies, thistles, and verbena.
• Reproduction: The female Variable Checkerspot lays her eggs on the host plant, and the larvae feed on the leaves of this plant.
• Lifespan: The average lifespan of the Variable Checkerspot butterfly is about 2 to 3 weeks.
• Host Plants: The Variable Checkerspot’s host plants are members of the plantain family, such as Plantago lanceolata and Plantago erecta.

The Variable Checkerspot is a brightly colored butterfly species found in several habitats across California.

Its striking black and orange wings with white spots and markings make it a beautiful species to observe in the wild.

Its dependence on the plantain family of plants makes it an important part of California’s ecosystem.

White Admiral (Limenitis arthemis)

The White Admiral is a stunning butterfly species found in the forests and mountainous regions of California.

• Habitat: The White Admiral can be found in the forests and mountainous regions of California, where it prefers damp, shaded areas.
• Appearance: The White Admiral has black wings with a white band and orange spots on the edges, giving it a striking appearance.
• Size: The wingspan of the White Admiral ranges from 2.5 to 3 inches.
• Diet: The White Admiral feeds on a variety of nectar plants, including milkweeds, thistles, and Echinacea species.
• Reproduction: The female White Admiral lays her eggs on the leaves of willow trees, and the larvae feed on these leaves.
• Lifespan: The average lifespan of the White Admiral butterfly is about 2 to 3 weeks.
• Host Plants: The White Admiral’s host plant is the willow tree, where the female lays its eggs.

The White Admiral is a beautiful butterfly species found in the forest and mountainous regions of California.

Its striking appearance, dependence on willow trees, and unique feeding habits make it an interesting and important species to observe in California’s ecosystem.

Western Pygmy Blue (Brephidium exile)

The Western Pygmy Blue is one of the smallest butterfly species found in California, but it is also one of the most charming.

• Habitat: The Western Pygmy Blue can be found in a variety of habitats throughout California, including grasslands, meadows, and desert regions.
• Appearance: The Western Pygmy Blue has a pale blue or grayish-blue color with some individuals also having orange spots on the undersides of their wings.
• Size: The wingspan of the Western Pygmy Blue ranges from 0.5 to 0.75 inches, making it one of the smallest butterfly species in California.
• Diet: The Western Pygmy Blue feeds on a variety of nectar plants, including sagebrush, rabbitbrush, and buckwheat.
• Reproduction: The female Western Pygmy Blue lays her eggs on or near the flowers of its host plant, and when the larvae emerge, they feed on the flowers and seed capsules.
• Lifespan: The average lifespan of the Western Pygmy Blue butterfly is about one week in warm climates.
• Host Plants: The Western Pygmy Blue’s host plants include several species of buckwheat, such as the Eriogonum douglasii and Eriogonum fasciculatum.

The Western Pygmy Blue is a charming and fascinating butterfly species found in a variety of habitats throughout California.

Its small size, unique appearance, and dependence on certain buckwheat species make it an important part of California’s ecosystem.

Gray Hairstreak (Strymon melinus)

The Gray Hairstreak is a common butterfly in California that can be found in diverse habitats, from open fields to deserts.

• Habitat: The Gray Hairstreak can be found in a variety of habitats including open fields, prairies, and deserts.
• Appearance: The Gray Hairstreak has gray wings with a white and black underside. It also has a thin, black tail on each hindwing.
• Size: The Gray Hairstreak has a wingspan of 1 to 1.25 inches.
• Diet: The Gray Hairstreak feeds on a variety of flowers including thistles, milkweeds, and clovers.
• Reproduction: Females lay their eggs on the flowers of their host plant, and when larvae are born, they feed on the flowers and fruits.
• Lifespan: The Gray Hairstreak has a lifespan of several months.
• Host Plants: The Gray Hairstreak’s host plants include a variety of legumes, including clovers and hollyhocks.

Its gray wings with a white and black underside and a thin, black tail on each hindwing make it distinguishable among other butterfly species in the region.

The Gray Hairstreak feeds on a variety of flowers, including thistles, milkweeds, and clovers.

Females lay their eggs on the flowers of their host plant. Once the larvae are born, they feed on the flowers and fruits, and evolve into beautiful butterflies.

The Gray Hairstreak has a lifespan of several months, and its host plants include a variety of legumes, including clovers and hollyhocks.

California’s rich flora allows the Gray Hairstreak butterfly to survive and thrive; thus, it is an important part of the state’s ecosystem.

Brown Elfin (Callophrys augustinus)

The Brown Elfin is a small butterfly species found in coniferous forest, oak woodland, and chaparral habitats throughout California.

• Habitat: Brown Elfins can be found in coniferous forests, oak woodlands, and chaparral habitats.
• Appearance: The Brown Elfin is a small butterfly, with brown wings that have a white lining and black spots on the underside. Males have a blue-purple sheen.
• Size: Brown Elfins have a wingspan of only 0.75 to 1 inch.
• Diet: The larvae of the Brown Elfin feed on the flowers of their host plants, while adults feed on nectar.
• Reproduction: Females lay their eggs on the leaves of host plants, and when the larvae hatch, they feed on the flowers.
• Lifespan: The Brown Elfin has a lifespan of up to one year.
• Host Plants: The larval host plants for the Brown Elfin include manzanita, ceanothus, and kinnikinnick.

The Brown Elfin’s brown wings with a white lining and black spots on the underside are complemented by the males’ blue-purple sheen, which easily distinguishes this butterfly from other species.

The larvae feed on flowers of their host plants, while adults feed on nectar.

Females lay their eggs on host plant leaves, and when the larvae hatch, they feed on the flowers. The Brown Elfin has a lifespan of up to one year, making them longer-lived than many other butterfly species.

The Brown Elfin’s host plants include manzanita, ceanothus, and kinnikinnick. These plants are found in California and provide life to this unique butterfly species.

The Brown Elfin plays a role in California’s ecosystem and is an essential addition to the state’s variety of butterfly species.

Orange Sulphur (Colias eurytheme)

The Orange Sulphur, also called the Alfalfa Butterfly, is one of the most common butterfly species in California, and it can be found in open fields, meadows, and along roadsides.

• Habitat: Orange Sulphurs are found in open fields, meadows, and along roadsides.
• Appearance: The Orange Sulphur has bright orange wings with a black border and black spots on the undersides of both wings.
• Size: Orange Sulphurs have a wingspan of 1.5 to 2 inches.
• Diet: The larvae of the Orange Sulphur feed on the leaves of legumes, while the adults feed on nectar from a variety of flowers.
• Reproduction: Females lay their eggs on the leaves of host plants, and when the larvae hatch, they feed for four to six weeks before spinning a cocoon.
• Lifespan: The Orange Sulphur has a lifespan of up to several weeks.
• Host Plants: The host plants for the larvae of the Orange Sulphur include various species of clover and alfalfa.

The butterfly’s bright orange wings with a black border and spots are easily distinguishable from other species. The larvae of the Orange Sulphur feed on the leaves of legumes, and the adults feed on nectar from a wide variety of flowers.

Females lay their eggs on host plant leaves, and when the larvae hatch, they feed for four to six weeks before spinning a cocoon.

The Orange Sulphur has a relatively short lifespan, lasting up to several weeks. The host plants for the larvae of the Orange Sulphur are various species of clover and alfalfa.

This common butterfly species provides benefits to the ecosystem through pollination while their host plants help in sustaining the biodiversity of California’s landscape.

Acmon Blue (Icaricia acmon)

The Acmon Blue butterfly is a small, brightly colored butterfly found in a variety of habitats such as mountain slopes, meadows, and grasslands.

• Habitat: Acmon Blues are found in a variety of habitats including grasslands, meadows, and mountain slopes.
• Appearance: The Acmon Blue has bright blue wings with a brown border and white and black spots on the underside of the hindwing.
• Size: Acmon Blues have a wingspan of 0.75 to 1.25 inches.
• Diet: The larvae of the Acmon Blue feed on the flowers of their host plants while adults feed on nectar from a wide variety of flowers.
• Reproduction: Females lay their eggs on the leaves of host plants, and when the larvae hatch, they feed on the flowers.
• Lifespan: The Acmon Blue has a lifespan of several months.
• Host Plants: The host plants of the Acmon Blue’s larvae include legumes such as clovers and lupines.

Its bright blue wings, with a brown border and white and black spots on the underside, easily distinguish the butterfly from other species.

The larvae of the Acmon Blue feed on the flowers of their host plants while the adults feed on nectar from a variety of flowers.

Female butterflies lay their eggs on host plant leaves. Once the larvae hatch, they feed on the flowers of their host plants.

The Acmon Blue butterfly has a lifespan of several months, which is long relative to other species.

The host plants of the Acmon Blue are legumes, including clovers and lupines, which are essential components of California’s biosphere.

The Acmon Blue butterfly is a significant animal in California’s ecosystem, where it serves as a major pollinator for the state’s flora, aiding in the reproduction and survival of many plant species.

Coronis Fritillary (Speyeria coronis)

The Coronis Fritillary is a butterfly found in California’s chaparral and forest habitats.

• Habitat: The Coronis Fritillary can be found in a variety of habitats ranging from chaparral to forests.
• Appearance: The Coronis Fritillary has orange-brown wings with black spots and a yellow-orange border. The underside of its wings is gray with black spots.
• Size: The Coronis Fritillary has a wingspan of 2.25 to 3 inches.
• Diet: The larvae of the Coronis Fritillary feed on the leaves of violets, while adults feed on nectar from a variety of flowers.
• Reproduction: Females lay their eggs on host plant leaves, and when the larvae hatch, they feed on the leaves before becoming a chrysalis.
• Lifespan: The Coronis Fritillary has a lifespan of up to six months.
• Host Plants: The host plants for the larvae of the Coronis Fritillary are species of violets.

Its orange-brown wings with black spots and yellow-orange border, with a gray underside complemented by black spots, make it easily distinguishable from other species.

The Coronis Fritillary’s larvae feed on the leaves of species of violets, while the adults feed on nectar from a variety of flowers.

Female butterflies lay their eggs on host plant leaves, where the larvae feed on the leaves before becoming chrysalis.

The Coronis Fritillary has a lifespan of up to six months. The host plants for the Coronis Fritillary’s larvae are species of violets which play an important role in California’s environment.

The Coronis Fritillary is a vital component of California’s ecosystem, as it contributes to pollination while its larvae provide a food source for other organisms in the food chain.

Satyr Anglewing (Polygonia satyrus)

The Satyr Anglewing butterfly is common throughout California.

• Habitat: The Satyr Anglewing is found in a variety of habitats including woodland, forests, and streamsides.
• Appearance: The Satyr Anglewing has brown wings with a yellow-orange border, white spots on the upperwing and underside, and a distinctive notch on the hindwing.
• Size: The Satyr Anglewing has a wingspan of 1.5 to 2.75 inches.
• Diet: The larvae of the Satyr Anglewing feed on the leaves of various species of trees and shrubs, while adults feed on tree sap and rotting fruit.
• Reproduction: Females lay their eggs on host plant leaves, and when the larvae hatch, they feed on leaves before forming a chrysalis.
• Lifespan: The Satyr Anglewing has a lifespan of up to one year.
• Host Plants: Host plants for the Satyr Anglewing larvae include various species of trees such as willow, birch, and elm.

It can be found in a wide variety of habitats, including woodland, forests, and streamsides.

The Satyr Anglewing is easily distinguishable by its brown wings with a yellow-orange border, white spots on both the upperwing and underside, and distinctive notch on the hindwing.

The larvae feed on the leaves of various species of trees and shrubs, while adults feed on sap from trees and rotting fruits.

Female butterflies lay their eggs on host plant leaves, and when the larvae hatch, they feed on leaves before forming a chrysalis. The Satyr Anglewing has a lifespan of up to one year, allowing them to reproduce over several seasons.

The host plants for the Satyr Anglewing larvae include various species of trees such as willow, birch, and elm, which are important parts of California’s biodiversity.

The Satyr Anglewing butterfly plays an important role in California’s ecosystem as a pollinator and as a food source for other organisms in the food chain.

Conclusion

California is home to a diverse range of butterfly species, each with its unique characteristics and habitat.

From the smallest butterfly, the Western Pygmy Blue, to the larger Satyr Anglewing, this state is home to an array of butterflies.

These species play an essential role in California’s ecosystem as pollinators and as a food source for other organisms.

We hope you enjoyed learning more about these 30 butterfly species in California. Do leave a comment sharing your thoughts and experiences with these beautiful creatures.