Anthidium oblongatum
(Carder Bees)
Megachile frigida
(Frigid Leafcutter Bee)
Osmia sp.
Subgenus Melanosmia
(Mason Bees)
Osmia lignaria
(Blue Orchard Bee)
Osmia sp.
(Mason Bees)
Caught after entering hole in spruce stump. 9 mm.
Osmia sp.
Subgenus Osmia
(Mason Bees)
First bee observation in the yard this spring. Male, checking out the holes in the stump.
Megachile sp.
(Leafcutter, Mortar, and Resin Bees)
Coelioxys sp.
(Sharptail Bees)
On oregano flowers
Associated Species: Origanum vulgare (Oregano)
Megachile rotundata
(Alfalfa Leafcutter Bee)
On basil flowers
Megachile sp.
(Leafcutter, Mortar, and Resin Bees)
Heriades sp.
Subgenus Neotrypetes
(Armored-Resin Bees)
On oregano flowers
Associated Species: Origanum vulgare (Oregano)
Coelioxys sp.
(Sharptail Bees)
On oregano flowers
Associated Species: Origanum vulgare (Oregano)
Heriades sp.
Subgenus Neotrypetes
(Armored-Resin Bees)
On Common Yarrow flowers
Associated Species: Achillea millefolium (Common Yarrow)
Megachile sp.
(Leafcutter, Mortar, and Resin Bees)
On oregano flowers
Associated Species: Origanum vulgare (Oregano)
Heriades sp.
Subgenus Neotrypetes
(Armored-Resin Bees)
On Oregano flowers
Heriades sp.
Subgenus Neotrypetes
(Armored-Resin Bees)
On oregano flowers
Associated Species: Origanum vulgare (Oregano)
Megachile sp.
(Leafcutter, Mortar, and Resin Bees)
On oregano flowers
Megachile perihirta
(Leafcutter, Mortar, and Resin Bees)
Visiting Lavender flowers
Associated Species: Lavandula angustifolia (Common Lavender)
Osmia sp.
(Mason Bees)
21 Jun 2024
On a lupine flower
Associated Species: Centruroides sculpturatus
Osmiini
I\'m not sure about this. But whatever these beautiful bees are, they sure love Phacelia heterophylla flowers.
Osmia sp.
(Mason Bees)
On a lupine flower
Osmia coloradensis
(Mason Bees)
On Phacelia heterophylla flowers
Associated Species: Phacelia heterophylla (Virgate Scorpionweed)
Hoplitis sp.
Subgenus Alcidamea
(Small Mason Bees)
On Phacelia heterophylla flower
Associated Species: Phacelia heterophylla (Virgate Scorpionweed)
Osmia sp.
Subgenus Melanosmia
(Mason Bees)
On Phacelia heterophyla flowers.
Osmia sp.
Subgenus Melanosmia
(Mason Bees)
Megachile pugnata
(Pugnacious Leafcutter Bee)
Osmia sp.
Subgenus Melanosmia
(Mason Bees)
Osmia sp.
Subgenus Melanosmia
(Mason Bees)
Anthidium manicatum
(European Woolcarder Bee)
Hoplitis sp.
Subgenus Alcidamea
(Small Mason Bees)
Megachile frigida
(Frigid Leafcutter Bee)
From Malaise trap.\n13 mm
Hoplitis sp.
Subgenus Alcidamea
(Small Mason Bees)
Malaise trap, 7 mm
Hoplitis sp.
(Small Mason Bees)
8 Jun 2023
Hoplitis sp.
(Small Mason Bees)
8 Jun 2023
Osmia lignaria
(Blue Orchard Bee)
Megachile angelarum
(Leafcutter, Mortar, and Resin Bees)
Coelioxys sp.
Subgenus Cyrtocoelioxys
(Sharptail Bees)
Megachile angelarum
(Leafcutter, Mortar, and Resin Bees)
3 Aug 2022
Captured leaving hole in spruce stump.
10 mm
Megachile angelarum
(Leafcutter, Mortar, and Resin Bees)
3 Aug 2022
Megachile sp.
Subgenus Xanthosarus
(Leafcutter, Mortar, and Resin Bees)
Osmia sp.
Subgenus Melanosmia
(Mason Bees)
Osmia sp.
Subgenus Cephalosmia
(Mason Bees)
Osmia lignaria
(Blue Orchard Bee)
It looks like he has a load of mites around his waist.
Megachile sp.
(Leafcutter, Mortar, and Resin Bees)
Osmia sp.
Subgenus Cephalosmia
(Mason Bees)
Osmia montana
(Mason Bees)
Osmia lignaria propinqua
(Blue Orchard Bee)
Megachile angelarum
(Leafcutter, Mortar, and Resin Bees)
Closing up nest with resin in bee hotel.\nSeems to be using resin.
Megachile angelarum
(Leafcutter, Mortar, and Resin Bees)
Seems to be using resin to close nest in bee hotel
Anthidium manicatum
(European Woolcarder Bee)
Megachile angelarum
(Leafcutter, Mortar, and Resin Bees)
Coelioxys sp.
(Sharptail Bees)
Megachile angelarum
(Leafcutter, Mortar, and Resin Bees)
On spruce stump
Megachile angelarum
(Leafcutter, Mortar, and Resin Bees)
Hanging out on a bee hotel
Megachile angelarum
(Leafcutter, Mortar, and Resin Bees)
caught leaving hole in spruce stump, 12 mm
Megachile angelarum
(Leafcutter, Mortar, and Resin Bees)
Coelioxys sp.
Subgenus Cyrtocoelioxys
(Sharptail Bees)
Caught leaving hole in spruce stump, 11 mm
Anthidium manicatum
(European Woolcarder Bee)
Osmia montana
(Mason Bees)
Caught leaving hole in spruce stump
Osmia lignaria
(Blue Orchard Bee)
Dianthidium sp.
Subgenus Dianthidium
(Pebble Bees)
Megachile angelarum
(Leafcutter, Mortar, and Resin Bees)
Anthidium manicatum
(European Woolcarder Bee)
Megachile sp.
Subgenus Chelostomoides
(Leafcutter, Mortar, and Resin Bees)
Coelioxys sp.
Subgenus Cyrtocoelioxys
(Sharptail Bees)
Coelioxys sp.
Subgenus Cyrtocoelioxys
(Sharptail Bees)
Coelioxys sp.
Subgenus Cyrtocoelioxys
(Sharptail Bees)
Anthidium manicatum
(European Woolcarder Bee)
Osmia sp.
(Mason Bees)
10 mm\r\nCaught leaving bee hotel, cooled in the fridge, photographed and released.\r\n\r\nI\'m not sure what she\'s holding on to.
Osmia lignaria
(Blue Orchard Bee)
First bee in bee hotel. \r\nSeems to have started 6 adjacent nests, with an end plug in each. Spent the night in the middle of one of the holes with her head facing the plug.
Osmia lignaria propinqua
(Blue Orchard Bee)
Osmia lignaria propinqua
(Blue Orchard Bee)
Exited a 7 mm diameter drilled hole in spruce stump.\r\n\r\nMale blue orchard bee emerging?\r\n\r\nHe poked his head out for a few minutes, then went back in for a few more. Then he came out, walked around a bit, and flew away.
Megachile sp.
(Leafcutter, Mortar, and Resin Bees)
Megachile sp.
(Leafcutter, Mortar, and Resin Bees)
Coelioxys sp.
Subgenus Cyrtocoelioxys
(Sharptail Bees)
Megachile sp.
(Leafcutter, Mortar, and Resin Bees)
Coelioxys sp.
Subgenus Cyrtocoelioxys
(Sharptail Bees)
Hoplitis albifrons
(White-fronted Small-Mason)
Inspecting a drilled hole in a spruce stump
Megachile rotundata
(Alfalfa Leafcutter Bee)
Heriades sp.
Subgenus Neotrypetes
(Armored-Resin Bees)
Caught leaving small beetle(?) hole in spruce stump. Length 6 mm
Megachile pugnata
(Pugnacious Leafcutter Bee)
Caught leaving drilled hole in spruce stump. Length 17 mm
Megachile angelarum
(Leafcutter, Mortar, and Resin Bees)
Caught leaving drilled hole in spruce stump. Length 10 mm
Hoplitis sp.
Subgenus Alcidamea
(Small Mason Bees)
Osmia sp.
Subgenus Melanosmia
(Mason Bees)
Hoplitis sp.
Subgenus Alcidamea
(Small Mason Bees)
10 mm
Captured leaving hole in a log
Megachile melanophaea
(Black-and-gray Leafcutter Bee)
Hoplitis sp.
Subgenus Alcidamea
(Small Mason Bees)
5 mm
Osmia sp.
(Mason Bees)
Captured after entering hole in stump. Cooled, photographed, and released.
Osmia sp.
Subgenus Melanosmia
(Mason Bees)
4 mm
Osmia sp.
(Mason Bees)
Cutting a piece of a leaf off of a Douglas Hawthorne
Osmia lignaria propinqua
(Blue Orchard Bee)
Osmia lignaria propinqua
(Blue Orchard Bee)
Osmia lignaria propinqua
(Blue Orchard Bee)
Osmia lignaria propinqua
(Blue Orchard Bee)
Osmia lignaria
(Blue Orchard Bee)
Megachile sp.
Subgenus Xanthosarus
(Leafcutter, Mortar, and Resin Bees)
Associated Species: Lavandula angustifolia (Common Lavender)
Hoplitis sp.
(Small Mason Bees)
Megachile sp.
Subgenus Xanthosarus
(Leafcutter, Mortar, and Resin Bees)
Anthidium manicatum
(European Woolcarder Bee)
Osmia lignaria propinqua
(Blue Orchard Bee)
Osmia lignaria
(Blue Orchard Bee)
Anthidium manicatum
(European Woolcarder Bee)
Anthidium manicatum
(European Woolcarder Bee)
Osmia sp.
(Mason Bees)
Associated Species: Trifolium repens (White Clover)
Megachile sp.
Subgenus Xanthosarus
(Leafcutter, Mortar, and Resin Bees)