Powdery Mildrew

Erysiphe graminis

Greyish-white powdery growth resembling flour appears on leaf. Older blades are more susceptible and as disease progresses, leaves turn yellow, wither and die. As disease progresses, leaves turn yello, wither and die.

Turfgrasses Affected
Fescues, Kentucky bluegrass

Late spring through early summer

Control Options
- Prune tree branches to reduce shade
- Increase air circulation
- Raise mowing height

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