We make our own hay for horses on 30 acres . We have a hay mite problem in...
We make our own hay for horses on 30 acres . We have a hay mite problem in our hay. How can we fix this problem
Medina County Ohio
I have no direct answer, first time I’ve run across this question. A google search turns up what appears to be some decent info:http://www.idph.state.il.us/envhealth/pcmites.htm
In summary it seems there is not chemical treatment but colder weather will reduce populations to the point they are less bothersome.