Hylaeus cookii
Bee / Colletidae / Hylaeus / Hylaeus cookii
5 - 7 mm
Size
Spring, Summer, Fall
Seasonality
Nothing visible; pollen and nectar carried internally and regurgitated at the nest site
Pollen carrying method
Cavity nester
Nesting
Solitary
Sociality
Plants near:
1 confirmed and 140 likely
-
Likely
-
Confirmed
Pagoda Wild Buckwheat
Eriogonum rixfordii
Spider Milkweed
Asclepias asperula
California Milkweed
Asclepias californica
Woollypod Milkweed
Asclepias eriocarpa
Alternative names
-
Common Names:
-
Spanish Common Names:
-
Scientific Names:
Hylaeus cookii
Sources
"Beginner Bee Field Guide." Colorado State University Extension, 28 Feb. 2022. Accessed 19 Mar. 2025. extension.colostate.edu/wp-content/uploads/2022/03/BeginnerBeeFieldGuide_LowRezWeb_28Feb2022.pdf. PDF.