California Sister
Adelpha californica
insectView on iNaturalist
Large, striking butterfly with black wings, white band, and orange hindwing patches. Feeds on native oak trees; presence indicates healthy native plant habitat in Bay Area gardens.
Plants that support California Sister
1 plants
California Live-oak
Quercus chrysolepis
tree
Larval host plant; caterpillars feed on oak foliage May-Aug
Bay Area nativeKeystone species