Leaf Smuts
From Turf Wiki
- Pathogen: Ustilago striiformis, Urocystis agropyri, Entyloma spp.
- Common Names: Striped Smut, Flag and Blister Smuts
- Climatic Zone: Temperate, Subtropical, and Tropical
- Geographic Distribution: North America, Europe, East Asia, Australia, Africa, South America
- Favorable Conditions: Acidic soils with excess thatch and low moisture, optimum temperature 50-68 degrees F (10-20 degrees C)
- Hosts:Creeping Bentgrass, colonial bentgrass, velvet bentgrass, Perennial Ryegrass, Annual Bluegrass (Poa annua), bermudagrass (Cynodon dactylon), Tall Fescue, Kentucky Bluegrass, St. Augustinegrass, zoysiagrass, fine fescues
- Symptoms: Plant may be pale green or yellow with stunted growth including root growth, with erect and stiff blades, occurance of yellow-green streaks parallel to the veins that may turn gray, occurance of black dusty spores followed by browning, leaves may splits and curl from the tips downward
