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Gray Leaf Spot in Ohio

https://turfdisease.osu.edu/news/gray-leaf-spot-ohio

several locations in central and southern Ohio. This can be a very destructive disease to perennial ... ryegrass. If this disease is suspected and you would like confirmation send samples to the OSU Plant and ... can be a severe problem in the Midwest on perennial ryegrass. It is also a serious disease on rice ...

Broadleaf Weeds, Frost Injury and Disease Highlights

https://turfdisease.osu.edu/news/broadleaf-weeds-frost-injury-and-disease-highlights

turf. However, if lawns are known to be susceptible to leaf spots and the disease progresses and becomes ... Disease Highlights At this time most lawns have shown significant or full recovery from snow mold damage ... experienced past winter. The next disease that appears to be emerging is leaf spot. Leaf spots are most ...

Anthracnose Basal Rot on Greens

https://turfdisease.osu.edu/news/anthracnose-basal-rot-greens

often considered one of the most difficult diseases on greens to deal with by a superintendent ... especially once the disease progresses to the basal rot stage and the turfgrass shows signs of thinning. This ... is especially true when Poa annua develops the disease in early spring or summer. Disease ...