Plants that support Blue orchard bee
9 plants
Bog Lupine
Lupinus polyphyllus
perennial herb
spring nesting and foraging season
Bay Area nativeKeystone species
California blackberry
Rubus ursinus
shrub
Spring pollinator during flower bloom, pollen provision for larvae
Bay Area nativeKeystone species
Chinese Houses
Collinsia heterophylla
annual
Spring foraging for pollen provisioning
Bay Area native
Coast Wallflower
Erysimum capitatum
perennial herb
Early spring pollen forager for larval provisioning
Bay Area native
Creeping Oregon Grape
Berberis aquifolium var. repens
shrub
Spring pollen collection for larval provisioning, important native pollinator
Bay Area native
Madrone
Arbutus menziesii
tree
Spring pollinator overlapping madrone bloom
Bay Area nativeKeystone species
Western Buttercup
Ranunculus occidentalis
perennial herb
Early spring pollen collection for brood provisioning
Bay Area native
Western Redbud
Cercis occidentalis
tree
Early season forager March-May during nesting period
Bay Area native
Yellow Coastal Bush Lupine
Lupinus arboreus
perennial herb
Spring solitary bee pollinator
Bay Area nativeKeystone species