Ground nesting bees

What are ground nesting bees? Log your observations of ground nesting bees here:

https://www.inaturalist.org/projects/ground-nesting-bees-3e6882c0-a112-4ddb-b043-1da25638ce96

 

Backyard bee health and management

https://www.orchardbee.org/popular-resources

https://www.orchardbee.org/popular-resources