108 Types of Bees in Pennsylvania
Bees are common throughout Pennsylvania, with over 400 species recorded. To identify them, focus on body size, hair density, and nesting habits. Start by looking in gardens, meadows, and woodland edges during warm months. This guide covers the most frequently encountered types and their key field marks.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 6, 2026.
- 8
- species recorded
- July, June, August
- peak months
Verified species, source iNaturalist
108 types of bees recorded in Pennsylvania
108 bee species have a verified observation record in Pennsylvania across bees (clade Anthophila), each with at least 10 confirmed sightings. The 50 most frequently recorded are shown below.
9 of the 50 shown are recorded as introduced to Pennsylvania rather than native.
Also recorded in Pennsylvania
| # | Species | Scientific name | Records |
|---|---|---|---|
| 13 | Unequal Cellophane BeeColletes inaequalis | Colletes inaequalis | 531 |
| 14 | European Woolcarder BeeIntroducedAnthidium manicatum | Anthidium manicatum | 530 |
| 15 | Horn-faced Mason BeeIntroducedOsmia cornifrons | Osmia cornifrons | 332 |
| 16 | Oblong Woolcarder BeeIntroducedAnthidium oblongatum | Anthidium oblongatum | 298 |
| 17 | Black-and-gold Bumble BeeBombus auricomus | Bombus auricomus | 295 |
| 18 | Modest Masked BeeHylaeus modestus | Hylaeus modestus | 267 |
| 19 | Spurred CeratinaCeratina calcarata | Ceratina calcarata | 252 |
| 20 | Spring Beauty MinerAndrena erigeniae | Andrena erigeniae | 249 |
| 21 | Flat-tailed Leafcutter BeeMegachile mendica | Megachile mendica | 236 |
| 22 | Carlin's Mining BeeAndrena carlini | Andrena carlini | 208 |
| 23 | Golden Sweat BeeAugochlorella aurata | Augochlorella aurata | 207 |
| 24 | Tricolored Bumble BeeBombus ternarius | Bombus ternarius | 196 |
| 25 | Confusing Furrow BeeHalictus confusus | Halictus confusus | 181 |
| 26 | Half-black Bumble BeeBombus vagans | Bombus vagans | 174 |
| 27 | Denticulate Longhorn BeeMelissodes denticulatus | Melissodes denticulatus | 168 |
| 28 | Dark-veined Longhorn BeeMelissodes trinodis | Melissodes trinodis | 164 |
| 29 | Alfalfa Leafcutter BeeIntroducedMegachile rotundata | Megachile rotundata | 159 |
| 30 | Pugnacious Leafcutter BeeMegachile pugnata | Megachile pugnata | 157 |
| 31 | Wilke's Mining BeeIntroducedAndrena wilkella | Andrena wilkella | 152 |
| 32 | Taurus Mason BeeIntroducedOsmia taurus | Osmia taurus | 151 |
| 33 | Pruinose Squash BeeXenoglossa pruinosa | Xenoglossa pruinosa | 143 |
| 34 | Yellow-banded Bumble BeeBombus terricola | Bombus terricola | 140 |
| 35 | Black-and-yellow Nomad BeeNomada luteoloides | Nomada luteoloides | 135 |
| 36 | Lemon Cuckoo Bumble BeeBombus citrinus | Bombus citrinus | 123 |
| 37 | Dark-winged Sweat BeeLasioglossum fuscipenne | Lasioglossum fuscipenne | 115 |
| 38 | Orange-legged Furrow BeeHalictus rubicundus | Halictus rubicundus | 112 |
| 39 | Rufous-backed Cellophane BeeColletes thoracicus | Colletes thoracicus | 111 |
| 40 | Texas Leafcutter BeeMegachile texana | Megachile texana | 105 |
| 41 | Bufflehead Mason BeeOsmia bucephala | Osmia bucephala | 97 |
| 42 | Neighborly Mining BeeAndrena vicina | Andrena vicina | 95 |
| 43 | Eastern Thistle Longhorn BeeMelissodes desponsus | Melissodes desponsus | 92 |
| 44 | Hawthorn Mining BeeAndrena crataegi | Andrena crataegi | 91 |
| 45 | Spotted Nomad BeeNomada maculata | Nomada maculata | 90 |
| 46 | Miserable Mining BeeAndrena miserabilis | Andrena miserabilis | 83 |
| 47 | European Small-WoolcarderIntroducedPseudoanthidium nanum | Pseudoanthidium nanum | 81 |
| 48 | Dunning's MinerAndrena dunningi | Andrena dunningi | 77 |
| 49 | Lunate Longhorn-cuckoo BeeTriepeolus lunatus | Triepeolus lunatus | 75 |
| 50 | Hibiscus Turret BeePtilothrix bombiformis | Ptilothrix bombiformis | 73 |
Plus 58 more established bees species beyond the top 50. And 120 more recorded only rarely (fewer than 10 verified sightings). Counts from verified iNaturalist observations. Photos by iNaturalist observers, reused under the licence each observer chose.
Real sighting data, source iNaturalist
68,038 verified observations on iNaturalist of bee have been recorded in Pennsylvania, most often in July, June, August.
When bee are recorded in Pennsylvania
Bees are common throughout Pennsylvania, with over 400 species recorded. To identify them, focus on body size, hair density, and nesting habits. Start by looking in gardens, meadows, and woodland edges during warm months. This guide covers the most frequently encountered types and their key field marks.
What are the most common types of bees in Pennsylvania?
Pennsylvania hosts honeybees, bumblebees, and many solitary bees. Honeybees are slender with golden-brown bands and live in large hives. Bumblebees are round and fuzzy with black and yellow patterns, often seen low to the ground. Solitary bees like mason bees and leafcutters are smaller and less hairy. For a broader overview, check ourbee identification hub.
In Pennsylvania, bees sightings usually improve when you slow down and match your first stop to the most useful ID markers and likely lookalikes. Use thestate wildlife huband theroute guideto narrow your first area, then check access, weather, and distance before you settle in. A short walk with one clear viewing plan often beats covering too much ground, especially when habitat changes fast from open edges to brush, wetlands, timber, shoreline, or neighborhood cover.
Where in Pennsylvania can you see bees first?
Bees emerge earliest in southern counties like York and Lancaster, where spring arrives sooner. By May, they are active statewide in meadows, gardens, and forest edges. State parks such as Ricketts Glen and Presque Isle offer reliable sightings because of abundant wildflowers. Start your search in sunny spots with bare ground for burrowing species. Learn more aboutPennsylvania wildlife.
What is the best time of year to spot bees in Pennsylvania?
The best window runs from late March through September, with peak activity from May to July. Warm, calm days bring out the most bees. Early spring is ideal for queen bumblebees and early solitary bees, while summer offers high diversity. Late-season bees like the golden northern bumblebee appear in August and September.
See ourstate animal guidefor the next step.
Plan your bee viewing trip
Use the interactive map below to find bee-friendly locations near you and check current conditions.
How can you tell honeybees from bumblebees?
Honeybees are smaller (about half an inch), have a slender waist, and are covered in fine hairs. Bumblebees are larger (up to an inch), rounder, and have a thick coat of fuzz. Bumblebees also have a distinctive black band across their thorax, while honeybees have a more uniform golden-brown. Watch their flight: honeybees dart quickly, bumblebees seem to lumber from flower to flower. For more detail, revisit ourbee identification guide.
What do bee lookalikes look like?
Many insects mimic bees. Hoverflies have flattened bodies, large eyes, and only two wings. Wasps are smoother with narrow waists and aggressive movements. Carpenter bees look similar to bumblebees but have a shiny, hairless abdomen. If you see a bee with a dark, metallic abdomen, it’s likely a carpenter bee. Always check the eye placement and wing count to separate mimics. See morePennsylvania insectsfor additional IDs.
Show your support for bees
If you enjoy observing bees, consider wearing bee-themed gear to spread awareness. Here are a few items that celebrate our pollinators:
Honey Bee in Flight Women's T-Shirt
This shirt features a honey bee in flight, printed on a fitted polyester crew neck. A reminder of how bees sustain our ecosystem.Check Price and Availability
Honey Bee Tumbler Wrap Laser Svg 20oz Laser Engraved Honeycomb Tumbler Wrap Floral 20 oz Tumbler Laser File Svg Design Laser Engraving Svg
A laser-engraved tumbler wrap with honeycomb and floral motifs. Great for bee lovers who want a subtle tribute.Check Price and Availability
Custom Embroidery Bee Baseball Cap
A classic cap with an embroidered bee design. Perfect for field outings while showing your support.Check Price and Availability
For more wildlife-themed items, browse oursticker collection.
Frequently Asked Questions about Bees in Pennsylvania
**Q: Are there any endangered bees in Pennsylvania?** A: The rusty patched bumblebee is federally endangered and historically found in PA, though sightings are rare. Most other species are common.
**Q: What should I do if I find a bee nest in my yard?** A: Leave it alone if possible. Many solitary bees nest in the ground and are harmless. Contact a local beekeeper for honeybee removal.
**Q: How can I attract more bees to my garden?** A: Plant native wildflowers such as coneflower, bee balm, and aster. Provide a shallow water source and avoid pesticides.
See ourtour planning ideasfor the next step.
Frequently asked questions
What are the most common types of bees in Pennsylvania?+
Pennsylvania hosts honeybees, bumblebees, and many solitary bees. Honeybees are slender with golden-brown bands and live in large hives. Bumblebees are round and fuzzy with black and yellow patterns, often seen low to the ground. Solitary bees like mason bees and leafcutters are smaller and less hairy. For a broader overview, check ourbee identification hub. In Pennsylvania, bees sightings usually improve when you slow down and match your first stop to the most useful ID markers and likely lookalikes. Use thestate wildlife huband theroute guideto narrow your first area, then check access, weather, and distance before you settle in. A short walk with one clear viewing plan often beats covering too much ground, especially when habitat changes fast from open edges to brush, wetlands, timber, shoreline, or neighborhood cover.
Where in Pennsylvania can you see bees first?+
Bees emerge earliest in southern counties like York and Lancaster, where spring arrives sooner. By May, they are active statewide in meadows, gardens, and forest edges. State parks such as Ricketts Glen and Presque Isle offer reliable sightings because of abundant wildflowers. Start your search in sunny spots with bare ground for burrowing species. Learn more aboutPennsylvania wildlife.
What is the best time of year to spot bees in Pennsylvania?+
The best window runs from late March through September, with peak activity from May to July. Warm, calm days bring out the most bees. Early spring is ideal for queen bumblebees and early solitary bees, while summer offers high diversity. Late-season bees like the golden northern bumblebee appear in August and September. See ourstate animal guidefor the next step.
How can you tell honeybees from bumblebees?+
Honeybees are smaller (about half an inch), have a slender waist, and are covered in fine hairs. Bumblebees are larger (up to an inch), rounder, and have a thick coat of fuzz. Bumblebees also have a distinctive black band across their thorax, while honeybees have a more uniform golden-brown. Watch their flight: honeybees dart quickly, bumblebees seem to lumber from flower to flower. For more detail, revisit ourbee identification guide.
What do bee lookalikes look like?+
Many insects mimic bees. Hoverflies have flattened bodies, large eyes, and only two wings. Wasps are smoother with narrow waists and aggressive movements. Carpenter bees look similar to bumblebees but have a shiny, hairless abdomen. If you see a bee with a dark, metallic abdomen, it’s likely a carpenter bee. Always check the eye placement and wing count to separate mimics. See morePennsylvania insectsfor additional IDs.
Keep exploring
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