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Butterflies of Delaware

Peak month: August

Butterfly flight seasons in Delaware from 14,948 research-grade iNaturalist observations. August has the most activity.

By month

AprilMayJuneJulyAugustSeptemberOctoberNovember

Delaware butterfly calendar (top 40)

JFMAMJJASOND
Monarch
Eastern Tiger Swallowtail
Huron Skipper
Common Buckeye
Silver-spotted Skipper
Small White
Zabulon Skipper
Variegated Fritillary
Eastern Tailed-Blue
Pearl Crescent
Spicebush Swallowtail
Red Admiral
American Lady
Red-banded Hairstreak
Gray Hairstreak
Least Skipper
Peck's Skipper
Orange Sulphur
Eastern Comma
Broad-winged Skipper
Red-spotted Admiral
Cloudless Sulphur
Question Mark
Summer Azure
Fiery Skipper
Painted Lady
Pipevine Swallowtail
Sleepy Orange
Viceroy
Little Wood Satyr
American Copper
Zebra Swallowtail
Common Checkered-Skipper
Mourning Cloak
Horace's Duskywing
Great Spangled Fritillary
Salt Marsh Skipper
Common Wood-Nymph
American Snout
Bronze Copper
Fewer More observations (relative to each row's peak month)

Activity by month (all species)

JanFebMarAprMayJunJulAugSepOctNovDec

Most-photographed butterflies in Delaware

Monarch
MonarchDanaus plexippus
Eastern Tiger Swallowtail
Eastern Tiger SwallowtailPapilio glaucus
Huron SkipperAtalopedes huron
Common Buckeye
Common BuckeyeJunonia coenia
Silver-spotted Skipper
Silver-spotted SkipperEpargyreus clarus
Small White
Small WhitePieris rapae
Zabulon Skipper
Zabulon SkipperLon zabulon
Variegated Fritillary
Variegated FritillaryEuptoieta claudia
Eastern Tailed-Blue
Eastern Tailed-BlueEveres comyntas
Pearl Crescent
Pearl CrescentPhyciodes tharos
Spicebush Swallowtail
Spicebush SwallowtailPapilio troilus
Red Admiral
Red AdmiralVanessa atalanta
American Lady
American LadyVanessa virginiensis
Red-banded Hairstreak
Red-banded HairstreakCalycopis cecrops
Gray Hairstreak
Gray HairstreakStrymon melinus
Least Skipper
Least SkipperAncyloxypha numitor

Where to photograph butterflies in Delaware

Cape Henlopen State ParkState Park
Cape Henlopen State ParkSussex County
Winterthur Museum, Garden and LibraryBotanical Garden
Winterthur Museum, Garden and LibraryNew Castle County
Trap Pond State ParkState Park
Trap Pond State ParkSussex County
Killens Pond State ParkState Park
Killens Pond State ParkKent County
Bellevue State ParkState Park
Bellevue State ParkNew Castle County
Brandywine Creek State ParkState Park
Brandywine Creek State ParkNew Castle County
Fenwick Island State ParkState Park
Fenwick Island State ParkSussex County
Fort Delaware State ParkState Park
Fort Delaware State ParkNew Castle County