Not sure what these are . Almost too small to see with naked eye

[Squire]

showed up ok in the usb microscope

 

[Squire]

They hang around the top of the grow bags and don't seem to worry anything. Sticky trap works a treat

 

[Pikey]

Fungus gnat

 

[Squire]

Fungus gnat

I wondered if they were gnats. Never had em before. Thanks