Behr's Hairstreak
Satyrium behrii
insectView on iNaturalist
CA: Threatened
Listed under California ESA
Small, dark hairstreak butterfly with iridescent blue hindwings and orange spots. Caterpillar host plant is native buckwheat; essential for maintaining oak-woodland garden ecosystems.
Plants that support Behr's Hairstreak
1 plants
Sulfur Buckwheat
Eriogonum umbellatum var. bahiiforme
perennial herb
Caterpillars feed on developing flower structures
Bay Area native