Weidemeyer's admiral
Basilarchia weidemeyerii
insectView on iNaturalist
Medium butterfly with dark wings and striking white bands, iridescent blue patches on hindwings. Larval host plants include native oaks; adults frequent moist seeps and damp garden margins.
Plants that support Weidemeyer's admiral
1 plants
Balsam Poplar
Populus trichocarpa
tree
Larvae feed on poplar leaves as primary larval host
Bay Area nativeKeystone species