Description:A fungal disease of turf that causes large, yellow to brown circular patches in turf that show with the first hot days of spring. The roots are rotted and stunted and the symptoms of yellowing and browning are due to water stress. Grass on the edges may be a red orange colour and that in the centre may die or grow poorly and be invaded by weeds.
Species Affected:Turf, cereals.
Biology:Heavy liming may induce the disease.
Life Cycle:Origin and History:
Significance:Management and Control:
Related and Similar Species:Gaeumannomyces graminis var. graminis causes root decline of warm season turf affecting Couch (Cynodon dactylon) and Kikuyu (Pennisetum clandestinum) mainly.