Hot, humid nights in the summer = fungus growth in the lawn. Use this info to ID what you’re seeing, fix the problem, and keep it from coming back. Preventive is better than curative, and fungus can take over in a flash. This summer (2025) has been particularly bad for our region.
Always follow manufacturer's labeling.
What you’re likely dealing with in Metrolina
Brown Patch — Splotchy-round tan/brown areas in your lawn. If you see what looks like cobwebs in the morning in these areas, chances are its Brown Patch.
Pythium Blight — Matted patches; sometimes looks cottony at sunrise.
Leaf Spot — Brown or grey spots/lesions on the grass blades.
Not sure if it's Fungus, Insects, or something else?
Here's a simple step-by-step guide to figuring out whats going on.