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.
Osmia sp.
(Mason Bees)
On a lupine flower
Osmia sp.
(Mason Bees)
21 Jun 2024
On a lupine flower
Associated Species: Centruroides sculpturatus
Osmia coloradensis
(Mason Bees)
On Phacelia heterophylla flowers
Associated Species: Phacelia heterophylla (Virgate Scorpionweed)
Osmia sp.
Subgenus Melanosmia
(Mason Bees)
On Phacelia heterophyla flowers.
Osmia sp.
Subgenus Melanosmia
(Mason Bees)
Osmia sp.
Subgenus Melanosmia
(Mason Bees)
Osmia sp.
Subgenus Melanosmia
(Mason Bees)
Osmia lignaria
(Blue Orchard Bee)
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.
Osmia sp.
Subgenus Cephalosmia
(Mason Bees)
Osmia montana
(Mason Bees)
Osmia lignaria propinqua
(Blue Orchard Bee)
Osmia montana
(Mason Bees)
Caught leaving hole in spruce stump
Osmia lignaria
(Blue Orchard 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.
Osmia sp.
Subgenus Melanosmia
(Mason Bees)
Osmia montana
(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 propinqua
(Blue Orchard Bee)
Osmia lignaria propinqua
(Blue Orchard Bee)
Osmia lignaria
(Blue Orchard Bee)
Osmia sp.
(Mason Bees)
Associated Species: Trifolium repens (White Clover)