Butterfly flight seasons in Kansas from 27,822 research-grade iNaturalist observations. September has the most activity.
By month
Kansas butterfly calendar (top 40)
Fewer More observations (relative to each row's peak month)
Activity by month (all species)
Most-photographed butterflies in Kansas
Monarch
Common Buckeye
Hackberry Emperor
Silver-spotted Skipper
Huron Skipper
Eastern Tailed-Blue
Eastern Tiger Swallowtail
Painted Lady
Black Swallowtail
Pearl Crescent
Gray Hairstreak
Red Admiral
Variegated Fritillary
Great Spangled Fritillary
Question Mark
Viceroy
