Types of Butterflies in Iowa

Iowa, a midwestern U.S. state, is home to 118 species of butterflies, with 50 of those being relatively common. In the summer, the breeding of butterflies is highest as prairie flowers bloom, and plenty of nectar sources can feed them. The largest butterfly found in Iowa is the Giant Swallowtail that can have a wingspan of six inches.

Iowa does not have an officially designated state butterfly.

Butterflies Iowa (IA)

Brush-Footed (Nymphalidae)

Gossamer-Winged (Lycaenidae)

  • Harvester (Feniseca tarquinius)
  • American Copper (Lycaena phlaeas)
  • Gray Copper (Lycaena dione)
  • Bronze Copper (Lycaena hyllus)
  • Purplish Copper (Lycaena helloides)
  • Great Purple Hairstreak (Atlides halesus)
  • Juniper Hairstreak (Callophrys gryneus)
  • Henry’s Elfin (Callophrys henrici)
  • Coral Hairstreak (Satyrium titus)
  • Acadian Hairstreak (Satyrium acadica)
  • Hickory Hairstreak (Satyrium caryaevorus)
  • Edwards’ Hairstreak (Satyrium edwardsii)
  • Banded Hairstreak (Satyrium calanus)
  • Striped Hairstreak (Satyrium liparops)
  • Red-banded Hairstreak (Calycopis cecrops)
  • Gray Hairstreak (Strymon melinus)
  • White-M Hairstreak (Parrhasius m-album)
  • Marine Blue (Leptotes marina)
  • Eastern Tailed-Blue (Cupido comyntas)
  • Summer Azure (Celastrina neglecta)
  • Silvery Blue (Glaucopsyche lygdamus)
  • Reakirt’s Blue (Echinargus isola)
  • Melissa Blue (Lycaeides melissa)
  • Greenish Blue (Icaricia saepiolus)

Whites and Sulphurs (Pieridae)

Metalmark (Riodinidae)

Swallowtail (Papilionidae)

Skipper (Hesperiidae)

  • Columbine Duskywing (Erynnis lucilius)
  • Wild Indigo Duskywing (Erynnis baptisiae)
  • Dreamy Duskywing (Erynnis icelus)
  • Sleepy Duskywing (Erynnis brizo)
  • Horace’s Duskywing (Erynnis horatius)
  • Juvenal’s Duskywing (Erynnis juvenalis)
  • Persius Duskywing (Erynnis persius)
  • Mottled Duskywing (Erynnis martialis)
  • Northern Cloudywing (Thorybes pylades)
  • Southern Cloudywing (Thorybes bathyllus)
  • Common Checkered-Skipper (Pyrgus communis)
  • Silver-spotted Skipper (Epargyreus clarus)
  • Hayhurst’s Scallopwing (Staphylus hayhurstii)
  • Hoary Edge (Achalarus lyciades)
  • Common Sootywing (Pholisora catullus)
  • Common Streaky-Skipper (Celotes nessus)

Frequently Asked Questions

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Iowa is home to approximately 118 different butterfly species, with around 50 of them considered relatively common. The state’s diverse habitats, including prairies and woodlands, support this variety. The peak season for observing these species is during the summer months when native flowers are in full bloom.

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The largest butterfly found in Iowa is the Giant Swallowtail. This impressive species can achieve a wingspan of up to six inches, making it easily recognizable. Its significant size and distinct yellow and black markings distinguish it from other, smaller swallowtail species that are native to the state’s ecosystems.

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The best time to see butterflies in Iowa is during the summer months. This period aligns with the peak blooming season for prairie flowers and other native plants, which provide abundant nectar sources. Increased temperatures and food availability make summer the primary breeding and activity season for most local species.

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No, Iowa does not have an officially designated state butterfly. While many other states have selected a specific species to represent them, Iowa has not formally adopted one. Despite the presence of iconic species like the Monarch, no legislative action has been taken to name an official state insect.

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Some common brush-footed butterflies (Nymphalidae) in Iowa include the Monarch, Painted Lady, Red Admiral, and Great Spangled Fritillary. This family is the largest among butterflies and is well-represented across the state’s prairies and woodlands. The Mourning Cloak and various Comma species are also frequently observed members.

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Yes, Monarch butterflies (Danaus plexippus) are found in Iowa and are one of the most well-known species in the state. Iowa’s landscape, particularly its milkweed-rich prairies, provides crucial breeding habitat for this migratory insect. The state plays a significant role in the Monarch’s annual migration across North America.

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Yes, the Viceroy butterfly (Limenitis archippus) is found in Iowa and is listed among the state’s brush-footed species. Known for its remarkable mimicry of the Monarch butterfly, the Viceroy can be spotted in moist environments like riverbanks and meadows where its host plants, willows and poplars, are common.