Eastern Pale Clouded Yellow
Common NameEastern Pale Clouded Yellow
Scientific NameColias poliographus
FamilyPieridae
SubfamilyColiadinae
Wingspan (mm)45
Wing Patternsolid
Primary Colorsyellow, black, reddish-brown
HabitatMeadows, grasslands, open fields, roadsides, agricultural areas
Geographic RangeEast Asia (Japan, Korea, China, Russian Far East)
Host PlantsTrifolium, Medicago sativa, Vicia
Flight PeriodApril to October (multiple broods)
Conservation Statusleast-concern
Lifecycle NotesEggs are laid singly on legume host plants. Larvae are green and feed on leaves. Pupae are typically green and attached to stems, with multiple generations occurring annually.
Identification TipsLook for its pale yellow wings, the distinct black spot on the forewing, and the white-centered discal spot on the hindwing (visible on the underside). The reddish-brown tint along the wing margins is also a key feature.
Description
A medium-sized butterfly with pale yellow wings, featuring a prominent black discal spot on the forewing and a white-centered spot on the hindwing underside, often with reddish-brown wing margins.
