Pythium Root Diseases

Summary: Based upon the discussion below, Pythium may be a contributor to summer turfgrass decline but it is not necessarily the single cause of decline. In order to control this disease, improved cultural practices (eg. reduced salinity, aeration, increased mowing height, and air circulation) and in some cases fungicides will help alleviate the problem. In Southern California, Pythium root diseases are controlled by application of a combination of Subdue and Fore (or the package mix product Pace). Alliette and Fore…