Plants that support Half-black Bumblebee
3 plants
Bleeding-heart
Dicentra formosa
perennial herb
Spring pollinator, particularly important in northern California woodlands
Bay Area native
California Larkspur
Delphinium californicum subsp. californicum
perennial herb
Host plant for larval development
Bay Area native
Californica Goldenrod
Solidago californica
perennial herb
summer through early fall foraging resource
Bay Area nativeKeystone species