How does humidity play a role in brown patch?

Disease description: Brown patch is the most important disease limiting tall fescue use in Missouri. Tall fescue is much more susceptible to brown patch than ... Oct 2, 2024 ... Brown Patch is caused by the fungus Rhizoctonia solani. This pathogen thrives in warm, humid conditions, which makes Texas lawns particularly ... Mar 26, 2025 ... Brown patch is a fungal disease that attacks cool-season and warm-season lawns. It thrives during humid weather and warm months (late spring through late ... Turfgrass affected by brown patch generally will exhibit circular or irregular patches of light brown, thinned grass. On cool-season grasses (bent, rye and ... Apr 26, 2024 ... Brown patch is a summer disease, and thrives in hot, humid weather. It survives the winter, dormant, in your lawn's thatch. Then it turns active when dew ... This disease affects most major turfgrasses and is very prevalent in the South, where extended periods of high temperatures and high humidity frequently occur. Simplified Turfgrass Disease Identification Key. A. Distinct patches of yellow to brown colored grass are present. Patch is small, circular, sunken, ... Apr 9, 2024 ... Symptoms and Signs. On high-cut turf, brown patch symptoms usually appear as light brown circular patches ranging from a few inches up to ... Brown patch is characterized by roughly circular patches of yellow-to-brown grass that can measure up to 3 feet long. Other Names: Brown patch or Rhizoctonia blight. Pathogen: Rhizoctonia solani. Turfgrasses Affected: All warm-season turfgrasses, especially St.