Species Accounts

Explore species accounts for over 50 field-identifiable bees in the northeast. This list is constantly growing as we learn how to identify new bees in the field.

Scientific nameCommon namePhenologyHabitatForage
Agapostemon virescensBicolored striped-sweat beeMay-SepWidespread, backyards, citiesGeneralist, Asteraceae
Agapostemon sericeusSilky striped-sweat beeMay-SepWidespread, backyards, citiesGeneralist
Agapostemon splendensBrown-winged sweat beeMay-SepSandGeneralist, Asteraceae
Andrena dunningiDunning’s mining beeApr-MayWidespread, backyardGeneralist
Andrena carlini/regularisCarlin’s/regular mining beeMar-JunWidespread, backyardGeneralist
Andrena erigeniaeSpring beauty mining beeApr-MayDeciduous forestSpring beauty Claytonia spp.
Andrena bradleyiBradleyi’s mining beeMar-MayForests and sandEricaceae, esp. blueberry Vaccinium spp.
Andrena frigidaFrigid mining beeMar-MayDeciduous forestWillow Salix
Andrena wilkellaWilke’s mining beeJun-JulWeedy fields and roadsidesexotic Fabaceae
Andrena nubeculaCloudy-winged mining beeAug-SepForests and forest edgesAsteraceae
Andrena hirticinctaHairy-banded mining beeAug-SepWidespread, backyardAsteraceae
Andrena asterisAster mining beeAug-OctWidespread, backyardAsteraceae
Anthidiellum notatumNorthern rotund-resin beeJul-AugSandFabaceae
Anthidium manicatumEuropean woolcarder beeMay-SepWidespread, disturbed areasGeneralist, exotic Lamiaceae
Anthidium oblongatumOblong woolcarder beeMay-SepWidespread, disturbed areasGeneralist, exotic Fabaceae
Anthophora terminalisOrange-tipped wood-digger beeMay-AugBackyards, forest edgesGeneralist, long-tongued
Anthophora abruptaAbrupt digger beeJun-JulMeadows, forest edgesGeneralist
Apis melliferaEuropean honey beeMar-OctNot wildGeneralist
Bombus impatiensCommon eastern bumble beeApr-OctWidespreadGeneralist
Bombus bimaculatusTwo-spotted bumble beeApr-JulForests, backyardsGeneralist
Bombus griseocollisBrown-belted bumble beeApr-AugMeadows, citiesGeneralist
Bombus fervidusGolden northern bumble beeApr-SepMeadows, citiesGeneralist, long-tongued
Bombus borealisNorthern amber bumble beeApr-SepForests, forest edgesGeneralist, long-tongued
Bombus pensylvanicusAmerican bumble beeMay-AugMeadowsGeneralist, long-tongued
Bombus auricomusBlack-and-gold bumble beeMay-AugMeadows, citiesGeneralist, long-tongued
Bombus ternariusTricolored bumble beeApr-SepBackyards, forest edgesGeneralist
Bombus vagans/Bombus sandersoniHalf-black bumble bee/Sanderson’s bumble beeApr-SepForestsGeneralist
Bombus perplexusPerplexing bumble beeApr-AugForestsGeneralist
Holcopasites calliopsidisCalliopsis-cuckoo nomad beeJun-AugDry, compact soils near hostWeedy legumes and asters
Calliopsis andreniformisCampus beeJun-JulDry, compact soilsGeneralist, but favors Fabacaeae
Coelioxys dolichosJun-AugWidespread, gardens, tied to hostGeneralist, esp. Asteraceae, mountain mint Pycnanthemum
Colletes inaequalisUnequal cellophane beeMar-MaySandGeneralist
Colletes validusBlueberry cellophane beeApr-JunSand near host plantsEricaceae, esp. Vaccinium
Colletes thoracicusRufous-chested cellophane beeMay-JunSandGeneralist
Habropoda laboriosaBlueberry digger beeApr-JunSandEricaceae, but also Cercis and Prunus
Halictus ligatus/ Halictus poeyiLigated/Poey’s furrow beeMay-SepWidespread, backyardsGeneralist, esp. Asteraceae
Halictus rubicundusOrange-legged furrow beeMay-SepWidespread, backyardsGeneralist
Halictus confususConfusing furrow beeMay-SepWidespread, backyardsGeneralist, esp. Fabaceae
Megachile pugnataPugnacious leafcutter beeJul-AugWidespread, gardens, backyardsAsteraceae, esp. Helianthus
Megachile xylocopoidesCarpenter leafcutter-mimic beeJun-AugWidespread, gardens, backyards (mainly SE U.S.)Asteraceae
Megachile sculpturalisSculptured resin beeJun-SepWidespead, gardens, backyardsGeneralized
Ptilothrix bombiformisHibiscus turret beeJul-AugWetlands, citiesMalvaceae
Melissodes bimaculatusTwo-spotted longhorn beeJun-AugWidespread, backyardsGeneralist
Melissodes desponsusThistle longhorn beeJul-AugMeadows, forest edgesThistles Cirsium
Melissodes druriellusDrury’s longhorn beeAug-SepMeadows, forest edgesAsteraceae
Melissodes trinodis / Melissodes agilisSunflower longhorn beeJun-AugWidespread, backyardsAsteraceae, esp. Helianthus
Osmia bucephalaBufflehead mason beeMay-JunForest, forest-edges, gardensGeneralized, long-tongued
Osmia cornifrons/Osmia taurusHorn-faced mason beeMar-MayWidespread, disturbed areasGeneralized, esp. exotic trees and shrubs
Paranthidium jugatoriumSunflower burrowing-resin beeJun-AugForest edges, gardensAsteraceae, esp. Helianthus
Peponapis pruinosaPruinose squash beeJun-AugAgricultural lands, gardensCucurbita
Perdita octomaculataEight-spotted fairy beeAug-OctSandAsteraceae, esp. Solidago
Pseudoanthidium nanumEuropean small-woolcarder beeJun-SepDisturbed areas, citiesAsteraceae
Stelis louisaeLouisana painted-dark beeJun-AugWidespread, tied to hostGeneralist, esp. Asteraceae
Triepeolus lunatusLunate longhorn-cuckooJun-AugWidespread, tied to hostGeneralist, favors Asteraceae
Triepeolus remigatusSquash longhorn-cuckooJun-AugWidespread, tied to hostGeneralist, favors Asteraceae
Xylocopa virginicaEastern carpenter beeApr-SepWidespreadGeneralist