Known locations with biophysical regions depicted by black lines and counties by gray lines.
Very common in Vermont and one of the most widespread and abundant species in eastern North America. Often found close to wooded areas, but also in urban areas and gardens. Queens emerge very early in spring, usually before other species. Colonies often end earlier in the season than other bumble bee species.
Select food plants: Cirsium (Thistles), Hypericum (St. John’s Wort), Melilotus (Sweet Clovers), Rosa, Solidago (Goldenrods), Vicia (Vetches)
Tongue Length: medium
Nest: usually underground, but sometimes above ground and in cavities
Parasitized by: B. citrinus
Similar Species: B. impatiens, B. perplexus, B. vagans, B. sandersoni
General Phenology:
queens: April – October
workers: April – September
males: May – October
