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Taken from a longer publication - See entire article here
Warm season turf has a difficult time in fall and spring making the transition from growing to dormant and back to actively growing again. We often see diseases in turf in spring and fall. Proper disease identification and control practices are important in managing turf disease. Here are some references that can help you with turf disease control.
Taken from Turfgrass Diseases in Georgia byAlfredo Martinez, Extension Plan
Gray leaf spot is a fungus disease that affects several turfgrasses. It is a mainly a problem on St. Augustinegrass and perennial ryegrass. Hot humid summer weather and high nitrogen levels can make turf susceptible to this disease.
Are you ready for another damaging disease that has the potential to kill trees? It seems there are new pest threats all the time: