Brown Patch Fungus Brown patch fungus is caused by a fungal pathogen (Rhizoctonia solani) that affects all cool-season turfgrass species. It is a foliar disease that does not affect crowns or roots. Moderate to [...]

Dollar Spot Fungus What is Dollar Spot Fungus? Dollar spot appears in Bermuda and Zoysia lawns It is round, brown to straw-colored The size of the infected area can be from one to several inches in diameter. It [...]

Leaf Spot Fungus  What is Leaf Spot Fungus? Spots on the leaves develop purplish-red to purplish-brown borders and brown to tan centers. The spots may be as wide as the leaf and somewhat longer than wider. Leaf [...]

Rust Lawn Fungus Turf affected: Bluegrass, Ryegrass, and Tall Fescue Symptoms: Small yellow specks on leaves and stems develop into orange or red pustules. Heavily infected lawns may have an orange or reddish hue, [...]

Red Thread Fungus Turf affected: All species Symptoms: Pinkish red threads that form around the leaf blades and bind them together. Eventually, the affected turf will turn brown. The red threads will be most [...]

Fairy Ring Fungus Turf affected: All species Symptoms: Large arcs or rings consisting of very green grass, dead grass, mushrooms, puffballs, or a combination of all. Fairy ring disease causes brown or dark green [...]