Problem Solver
Diseases
Dollar Spot
Solutions Available:
Scientific Name:

Clarireedia spp.

Dollar Spot causes small, silver-dollar-sized patches of bleached or straw-colored grass. It primarily affects low-nitrogen turf in warm, humid conditions. The disease spreads through mycelium and thrives under heavy dew. Management includes maintaining proper nitrogen levels, reducing moisture on foliage, and applying fungicides for control.

Control Options:

Adama Quali-Pro Evolution Advance, Colin Campbell Dacogreen 720 Weathershield, Envu Dedicate Forte Stressgard, Indigo Proforce Clean Sweep Trio, Indigo Proforce Tombstone Duo, Sumitomo Shiba, Syngenta Posterity, Turf Culture Impala.





Frequently asked questions

Dollar spot is caused by the fungal pathogen Clarireedia spp. and thrives in warm, humid conditions. It's commonly triggered or worsened by a combination of factors: low nitrogen levels in the soil, prolonged leaf wetness from dew or irrigation, drought stress, compacted soils, and poor air circulation. In Australia, dollar spot is most prevalent during spring and autumn when those temperature and moisture conditions align. Turfs that are under-fertilised or inconsistently watered are particularly vulnerable.

Dollar spot presents as small, circular, straw-coloured patches roughly the size of a 50-cent coin, which is where the name comes from. In the early morning, you may notice white, cobweb-like mycelium on affected grass blades before it dries off with the sun. On individual grass blades, look for characteristic hourglass-shaped lesions with reddish-brown borders. Left untreated, patches can merge and cause widespread turf damage across large areas. If you're unsure whether you're dealing with dollar spot or another turf disease, a professional agronomic assessment can confirm the diagnosis and guide an appropriate treatment plan.

Greenway Turf Solutions provides expert agronomic consulting and turf protection solutions tailored to golf courses, local councils, and professional turf managers. Through our GTS Analytical service, we offer scientific turf analysis and data-driven recommendations to identify the underlying conditions contributing to disease pressure, not just a surface-level fix. Our team across Australia can advise on the right fungicide program, nutritional corrections, and cultural practices to manage dollar spot effectively and prevent recurrence. Get in touch with our team to discuss your specific turf management needs.

Greenway Turf Solutions supplies a range of professional-grade turf protection products designed to combat fungal diseases including dollar spot. Our product range is available to turf industry professionals nationally, including golf course superintendents, grounds managers, and council turf teams. Beyond product supply, our agronomic team can help you select the right treatment based on your turf type, environmental conditions, and the severity of the infection. Contact us to discuss product options or to arrange a turf consultation through GTS Analytical for a more targeted, science-backed approach to disease management.










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