Grass Types · 2026-07-07 · 3 min read

Bermuda Grass Gone Brown: How to Tell Dormant From Dead

A simple way to tell if your brown bermuda lawn is just winter dormancy or an actual dead patch, plus what delays bermuda green-up in spring.

Every fall, somebody with a bermuda lawn panics because their whole yard just turned brown seemingly overnight. And every spring, a slightly different version of that panic shows up: "why hasn't my grass turned green yet, is it dead?" In almost every case, the answer to both is the same word: dormancy. Here's how to actually tell the difference between dormant and dead, because they don't look as similar as you'd think once you know what to check. For the rest of the season, see our full bermuda grass care guide.

Why bermuda goes brown in the first place

Bermuda is a warm-season grass. It's built to grow hard in heat and shuts down when soil temperature drops, usually somewhere in the mid-50s°F and below, well before the first hard frost in a lot of cases. Going brown and dormant is bermuda's normal winter survival strategy, not a sign anything went wrong. The grass isn't dead, it's just not actively growing, similar to a tree dropping its leaves.

The tug test

This is the simplest way to check. Grab a small clump of the brown grass and give it a firm tug.

• If it resists and stays rooted, or you pull up a few blades but the crown and roots stay put, it's dormant. The plant is alive underground, just not putting energy into visible green growth.
• If a whole section lifts up easily, roots and all, like pulling up a loose mat, that section is likely dead, not dormant. Dormant grass holds onto the soil. Dead grass doesn't.

Check for green at the crown

Look down at the base of a few blades, right where they meet the soil. Dormant bermuda often still shows a hint of green or white-green right at the crown even while the rest of the blade is fully brown. A completely dead patch usually looks uniformly brown or gray, crown included, with no color anywhere in the plant.

Wait for the whole-yard pattern

If your entire lawn is uniformly brown, that's almost certainly dormancy. Dead spots from disease, grub damage, or a chemical mishap tend to show up as irregular patches, not the whole yard turning the same shade at once. A lawn that goes brown all together, all at the same time as the season changes, is doing exactly what bermuda is supposed to do.

Why green-up seems to take forever some springs

Bermuda typically starts breaking dormancy once soil temperatures climb into the 60s°F sustained, which is later than the pre-emergent threshold of around 55°F. That gap matters: a cool, wet spring can leave soil temps sitting in the low 60s for weeks, and every gardening forum in your area fills up with "is my lawn dead" posts during exactly that stretch. It's not dead. It's just waiting on the soil to catch up.

What actually kills bermuda, if you're worried it's more than dormancy

• Standing water or consistently waterlogged soil over winter
• Herbicide misapplication, especially non-selective products used too close to the lawn
• Severe, sustained cold in areas at the edge of bermuda's cold tolerance
• Grub damage from the previous fall, which shows up as patches that lift easily even outside of dormancy season

If you're not sure which you're looking at, a photo is usually enough to tell dormancy from a real problem. A local lawn care company will tell you in one visit, and it beats doom-scrolling gardening forums trying to match your yard to someone else's photo from a different climate.