Georgia’s humid subtropical climate is ideal for warm-season grasses. Bermuda thrives in full sun across most of the state, while Centipede is popular for low-maintenance lawns in the Piedmont and Coastal Plain regions.
Local guide: see our Atlanta lawn care guide for metro-specific grass, soil, and weed timing.
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Measure My LawnGeorgia falls in the south zone (USDA Zone 8), which means warm-season grasses dominate. Here are the most common grass types for Georgia lawns:
Also viable: St. Augustine Grass, Tall Fescue
Based on Bermuda Grass in the south zone. Spring soil temperatures in Georgia average 59°F, meaning your pre-emergent window typically opens in March or early April.
Crabgrass seeds germinate when soil temperatures hit 52–55°F for 3 consecutive days. To stop crabgrass before it sprouts, apply pre-emergent herbicide when soil hits 50°F — about a week before germination. Georgia's spring soil typically averages 59°F, so the Georgia pre-emergent window opens in mid-March to early April.
Quick rule for Georgia: Apply when forsythia is in full bloom or when local soil temp reads 50°F at 4" depth. If you miss the window and crabgrass is already up, switch to a post-emergent crabgrass killer (quinclorac).
Want the precise day? Our pre-emergent timing guide uses live soil temperature data from your zip code, and the soil temperature tool shows the current 4" soil temp anywhere in Georgia. For this week's readings across Georgia, see Georgia Weed Watch.
These are the most problematic weeds in the southeast region. Timing your pre-emergent application to soil temperature is the most effective prevention strategy.
Broadleaf annual · Germinates at 50-60°F soil temp
Grassy annual · Germinates at 60-70°F soil temp
Sedge · Germinates at 60-70°F soil temp
Grassy perennial · Germinates at 65-75°F soil temp
Grassy annual · Germinates at 65-75°F soil temp
Pre-emergent herbicides are the most effective prevention — timed to your soil temperature.

Scotts Halts Crabgrass & Grassy Weed Preventer
Beginner friendly
The Andersons Barricade Professional-Grade Granular
Beginner friendly
Dimension 2EW (Dithiopyr)
Liquid concentrate; 64 oz half gallon; mix with water and spray
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Snap a photo and we’ll identify your weed, then give you treatment options for free.
Identify My WeedsSymptoms: Circular patches 6 inches to several feet in diameter with tan, dead grass in the center and a darker brown or purplish border (smoke ring effect). In early stages, affected turf appears water-soaked ...
Prevention: Maintain adequate potassium, avoid excessive nitrogen in warm months, improve air circulation, ensure proper drainage, and water deeply but infrequently in early morning.
Fix watering and mowing first — then treat or prevent active disease with a labeled lawn fungicide.

Scotts DiseaseEx
Beginner friendly
Spectracide Immunox Fungus Plus Insect Control for Lawns
Beginner friendlyReady-to-spray hose-end; also controls listed insects

BioAdvanced Fungus Control for Lawns (Primary Liquid Fungicide)
Beginner friendlyAs an Amazon Associate, Measure Lawn earns from qualifying purchases.
With Georgia's average spring soil temperature of 59°F, here are the key temperature thresholds that drive your lawn care timing:
| Task | Temp | Direction | Why It Matters |
|---|---|---|---|
| Apply crabgrass pre-emergent (granular) | 50°F | Rising | Apply as soil climbs through 50-55°F — crabgrass starts germinating once soil holds near 55°F for several consecutive da... |
| Warm-season spring fertiliser (bermuda/zoysia) | 65°F | Rising | Green-up application when soil reaches 65°F for warm-season grasses |
| Grub preventive (GrubEx) | 60°F | Rising | Apply before grub eggs hatch, typically June when soil reaches 60°F |
| Post-emergent broadleaf weed control | 60°F–80°F | Rising | Air temperature critical: avoid application above 85°F (herbicide damage risk) |
| Warm-season dormancy begins | 0°F–55°F | Falling | Warm-season grass dormancy when soil drops below 55°F |
| Warm-season spring greenup begins | 60°F–65°F | Rising | Warm-season grass emerges from dormancy at 60-65°F soil temp |
| Potassium winterizer (warm-season — no nitrogen) | 65°F–70°F | Falling | About 4-6 weeks before your first fall frost, apply a potassium-only fertiliser (such as 0-0-60 muriate of potash at 1.6... |
| Fall pre-emergent (annual bluegrass & winter weeds) | 70°F | Falling | Annual bluegrass (Poa annua) and winter broadleaf weeds germinate as soil cools below 70°F in early fall. Apply pre-emer... |
Enter your ZIP code to see current soil temperature estimates and which lawn care tasks are active right now in your area.
Enter your ZIP code to see your soil temperature curve and treatment timing
Take a photo of a single grass blade and compare it to your region's common grasses online, or pull out a small section and show it to your local garden center. The easiest way is to check what your lawn builder or previous owner planted—most lawns in a region have 1–2 standard types.
Spring (when grass first greens up) is ideal because the grass is actively growing and will respond to your care. Fall is the second-best time. You can start anytime, but spring gives fastest visible results.
It's the single best investment for a new lawn manager—a $30 test tells you your pH, nutrient levels, and what fertilizer you actually need. Without it, you're guessing and might waste money. Most universities offer cheap tests through their extension service.
Yes. Most lawn problems improve with correct mowing, watering, and targeted fertilizer within 1–2 seasons. Only bare patches larger than 5 square feet or complete dead zones typically need reseeding or patching.
Mow at the right height for your grass type—this single action solves 40% of lawn problems because taller grass shades weeds, holds water better, and has deeper roots. Fix your mower height before buying anything else.
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