Warm-season grass
Common St. Augustine Grass Lawn Problems
St. Augustine grass: The shade-tolerant choice for the Deep South and coast. As a warm-season grass at its peak in summer, when it browns the cause is usually a pest, disease, or drought rather than the grass dying back. These guides tune the diagnosis for St. Augustine grass — the signs to look for, what to do first, and how a self-repairing lawn recovers. Every one is safety-first: identify before you treat, cultural fixes before chemicals, and the label is the final word.
Chinch Bugs
Spreading brown in the hottest, driest part of the lawn.
Diagnose it →Armyworms
Green to brown in days — the late-summer caterpillar that eats lawns.
Diagnose it →Grubs
Spongy turf that lifts like carpet — and how to confirm it.
Diagnose it →Fungus & Disease
Brown patch, dollar spot, and the conditions that cause them.
Diagnose it →Brown Patches
Round, spreading, or random — what brown patches are telling you.
Diagnose it →Dead or Dormant?
Tell a stressed-but-alive lawn from one that won't come back.
Diagnose it →
Not sure which of these your St. Augustine grass has?
Tell the free diagnosis tool what your St. Augustine grass is showing — the symptom, the pattern, what changed — and it ranks the causes that actually hit St. Augustine grass, with the fix for each. No signup required.
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