Take-all root rot is a warm-season turf disease affecting zoysia, Bermuda, and St. Augustine grasses. Symptoms include yellowing, thinning turf, and black, rotten roots. Proper irrigation ...

When they rot, they turn brown or black, become mushy, and fail to nourish the plant, leading to its eventual demise. Root rot can be caused by a variety of fungi, but the most common culprits are ...