Mountain Bumble Bee

Bombus balteatus native bee

A long-tongued social bumble bee. Forages on Castilleja, Delphinium, Epilobium, Mertensia and others.

5 documented plant relationships.

gathers pollen at

Common PaintbrushCastilleja miniatawildflower · June–AugustSlender Blue BeardtonguePenstemon proceruswildflower · Jun-JulSlender Cinquefoil (Graceful Cinquefoil)Potentilla graciliswildflower · June–AugustTall CinquefoilDrymocallis argutawildflower · June–AugustYellow-flowered LocoweedOxytropis campestriswildflower · June–July