Pampas Grass

[Erichalfbee]

Here's a web site with a few photos Colletes hederae (Ivy Bee)

 

[hemo]

They are wasps in the pampas grass pics, body stance in flight and yellow legs tell me this.

Observed apis m , ivy bees and wasps on the ivy today and the wasp has a characteristic flight that is different from the bees.

 

[Ping-Ping]

You are right, those are wasps. The original post is what I was referring to.