With 2-inch Soil Temperatures Close to 80°F, Rough Bluegrass is Closing Down for the Summer
Many times rough bluegrass is mistaken for another problem, such as a disease or burn caused by a fertilizer spill. See the pictures below for some classic characteristics of rough bluegrass in a dormant state.
For more details on rough bluegrass identification and prevention, read the Ohioline Extension Factsheet: Annual Bluegrass and Rough Bluegrass Control Authors: Pam Sherratt & John Street
Copyright OSU Buckeye Turf Program. Website manager: Dr. Tim Rhodus