I reached out to my County Ag Extension Agent for Johnson County, Texas. This is his reply -
"From my past experience nettles do not do the same harm as they do to us human for chickens and other fur/feather bearing animals. Chicks have been known to use them as cover in free/open range...
I believe they are stinging nettles. The leaves are 4 - 6 in long with spiny edges, growing in individual clusters. I'm pretty sure they are stinging. I've had a bad experience with them.
My bad, guys. The title of my post should be NETTLES in my chicken run.
My new babies will be going outside in a few weeks. My chicken run has been vacant since January and there are NETTLES growing in it. Do I need to kill the NETTLES? If so, what can I safely use? Can I leave them there for...