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Yellow-faced Bumble Bee
Bombus vosnesenskii
Apidae
Bombus
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Description
Bombus vosnesenskii is a stout-bodied, large bumble bee, mostly black in color, with yellow hair in front of the wing bases. It has a yellow (at least some yellow hairs) on its square-face and top of head.
Nectar/
Pollen Plants
The Yellow-faced Bumble Bee is a flower generalist, but does have favorites, including lupines, mints, thistles, buckwheats and goldenbush.
Habits
Abundant in the Pacific States, and important pollinator in agriculture (including greenhouse tomatoes). Eusocial, they nest primarily in underground burrows, and an overwintered queen raises the first workers. Thought to out-compete other bees in urban areas.
Season
January - September
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