Integrated Pest Management
Diseases of Turf
| Host | Disease | Pathogen | Occurrence |
| Turf | Brown patch | Rhizoctonia solani | Occasional |
| Dollar spot | Sclerotinia homoeocarpa | Rare | |
| Fairy ring | mushrooms | Widespread | |
| Flag smut | Urocystis agropyri | Occasional | |
| Gray snow mold | Typhula spp. | Widespread | |
| Grease spot | Pythium sp. | Rare | |
| Melting out, leafspot | Helminthosporium; Curvularia | Widespread | |
| Leaf blight | Ascochyta , Colletotrichum | Occasional | |
| Necrotic ringspot | Leptosphaeria korrae | Widespread | |
| Pink snow mold | Fusarium nivale | Widespread | |
| Powdery mildew | Erysiphe graminis | Widespread | |
| Red thread | Corticium fuciforme | Rare | |
| Rust | Puccinia graminis | Occasional | |
| Slime mold | non-pathogenic fungus | Occasional | |
| Stripe smut | Ustilago striiformis | Occasional | |
| Summer patch | Phialophora graminicola | Widespread | |
| Superficial fairy ring | basidiomycete fungi | Occasional | |
| Take-all | Gaeumannomyces graminis | Occasional | |
| Thatch | cultural | Widespread | |
| Yellow patch | Rhizoctonia cerealis | Occasional |
Precautionary Statement: Utah State University and its employees are not responsible for the use, misuse, or damage caused by application or misapplication of products or information mentioned in this document. All pesticides are labeled with ingredients, instructions, and risks, and not all are registered for edible crops. “Restricted use” pesticides may only be applied by a licensed applicator. The pesticide applicator is legally responsible for proper use. USU makes no endorsement of the products listed in this publication.