Turfgrass diseases are diagnosed by identifying symptoms and signs of infection. Symptoms are the response of the plant that results from an infection by a plant disease causing organism or stress.

In Delaware, turfgrass diseases are caused by pathogenic fungi and microbes that infect the leaves, stems, and roots of turf type grass plants. With infection, grasses may show symptoms such as leaf ...

First, get out your disease guides. The ‘Turfgrass Disease Compendium’ by the American Phytopathology Society (APS) is a great guide that describes the biology of the pathogens along with pictures.

As an Extension Educator, I have been called upon from time to time to help homeowners understand what is causing their lawns to look sick. Sometimes, we can get to the root of the problem right away, ...

This USGA Green Section Collection — assembled to supplement the May 8, 2015 issue of the Green Section Record (vol. 53 issue 9) — Provides useful resources pertaining to turfgrass disease management.

As fall begins, many turfgrasses show signs of common diseases. “These fungi are always present, but disease occurs when the environmental conditions are ideal for its development,” says Clint Waltz, ...

Dollar spot—the most common, troublesome and damaging turfgrass disease plaguing golf courses—is becoming increasingly resistant to fungicides applied to manage it, according to Penn State researchers ...

COLLEGE STATION -- A turfgrass disease that looked like an ink spill on many southern golf courses has been identified and all but blotted out, according to a plant pathologist with the Texas A&M ...