Dollar Spot is a fungal disease which derives its name from the dead straw-coloured spots about the size of an old silver dollar. This disease may be found from . Infection by dollar spot fungus appears as tan or straw-colored spots ranging in size from a quarter to that of a silver dollar sunken in the turf. The good news is that dollar spot, a lawn disease that affects most turfgrasses, is easy to identify. The symptoms of dollar spot lawn disease are silver grey spots to inches in diameter appearing on the lawn. Causes include incorrect watering, low nitrogen . Dollar Spot is a lawn fungus (disease) that creeps into lawns as temps get warmer in summer and humidity.
On golf course greens cut at or below 1⁄inch, this disease appears as white or tan spots of dead turf about the size of a silver dollar. Jump to Disease cycle – In addition to mycelium, dollar spot survives harsh environments in stromata on leaf surfaces. Apothecia occasionally are formed . Family: SclerotiniaceaeGenus: SclerotiniaOrder: HelotialesSpecies: S. SimilarThe dollar spot fungus begins to grow and infect susceptible grasses in the spring when night temperatures exceed 50°F, even though symptoms of the disease .