Pathogen: Drechslera poae

Host: Kentucky Bluegrass

Environmental Requirements: 50-60 F, high moisture, lush foliar growth

Stand Symptoms: reddish-brown cast to stand

Plant Symptoms: leaf spots with red-brown margins

Fungal Signs: dark, multi-celled conidia

Environmental Modification: raise mowing height during optimum time of disease

Plant Resistance: resistant varieties of Kentucky Bluegrass are available