Conditional — Some Areas
rice (zones 5-12) has limited zone overlap with Alabama (7a-9a). Only zones 7-9 in the state are suitable.
Your yard isn't the whole zone.
Rice is grown as an annual, so your winter zone isn't the deciding factor — your frost-free window is, and slope, trees, and low spots move the last-frost date across a single yard. Enter your address and we'll score rice against your parcel's actual frost dates, sun, and soil.
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Zone Comparison
Rice Needs
- USDA Zones: 5-12
- Soil pH: 4.5 - 9
- Sun: Full Sun
- Drainage: poorly (saturated >50% of year)
- Frost-Free Days: 80+
Alabama Has
- USDA Zones: 7a-9a
- Last Frost: Feb 28 - Apr 5
- First Frost: Oct 25 - Nov 20
- Annual Rainfall: 50-65 inches
- Common Soils: Red clay, Sandy loam, Alluvial
Plant Zone Range (zones 5-12)
Preferred Soil pH
Plant data: USDA PLANTS Database / plant_species_v5.csv. State data: USDA ARS PHZM 2023, NOAA Climate Normals, NRCS SSURGO.
When to Plant Rice in Alabama
The frost window
Across Alabama, the last spring frost clears between Feb 28 and Apr 5, and the first fall frost lands between Oct 25 and Nov 20 (NOAA Climate Normals 1991-2020). Counting from the latest last frost to the earliest first frost, that's a 203-day window you can count on — up to 265 days on a mild site in a kind year.
Frost tenderness
Rice is frost-tender — its listed minimum temperature is 50°F (USDA PLANTS Database) — so set plants out after the last frost has cleared your local site, not the state's earliest date.
Days to maturity vs. the window
At 120 days to maturity (USDA PLANTS Database), a planting right after last frost ripens with 83 days to spare even in Alabama's tightest frost scenario — room for a later start or a second sowing.
Frost window: NOAA Climate Normals 1991-2020. Plant timing fields: USDA PLANTS Database. Your site's own frost dates can run earlier or later than the state range — a parcel report pins them down.
Growing Season Fit
Zone compatibility says you can survive winter here. Whether the growing season is long enough — and warm enough — is a different question.
Frost-free days
Rice wants 80+ frost-free days; a typical Alabama site sees ~220 (NOAA Climate Normals). That leaves comfortable headroom for succession planting.
Growing degree days
Rice needs ~2500 GDD (base 50°F) to ripen. The state median runs ~5000 GDD (USDA NRCS county aggregates), so Alabama's typical season clears that easily.
Climate aggregates derive from USDA NRCS county-level hardiness data + Cornell CALS Extension GDD-by-region tables + MSU Extension chill-hours-by-zone (1991-2020 NOAA Climate Normals baseline).
Soil + Drainage Fit
Rice likes near-neutral soil (pH 4.5-9). That's the common-ground band across Alabama's red clay and sandy loam — a soil test confirms it for your site. Drainage requirement: poorly (saturated >50% of year). A soil-survey lookup (NRCS SSURGO) flags whether your specific site matches.
Plant pH and drainage requirements from USDA PLANTS Database. Alabama soil profile from USDA NRCS SSURGO. Site-specific verification: a 30-minute soil test from your local Extension lab.
Rice in Alabama — Quick Answer
- Verdict: Conditional — Some Areas
- Plant Zones: 5-12 (USDA PLANTS Database)
- State Zones: 7a-9a (USDA ARS PHZM 2023)
- Growing Season: Feb 28 - Apr 5 to Oct 25 - Nov 20 (NOAA Climate Normals)
- Days to Maturity: 120 days
What Else to Consider
Zone compatibility tells you about winter cold survival — but Alabama growers also need to think about:
Heavy clay soils in the Piedmont region
Open clay with compost over time — or start above it in a raised bed and let the ground catch up underneath.
High humidity promotes fungal diseases
Airflow is the free fungicide: space generously, water at the base in the morning, and pick resistant varieties from your extension's list.
Fire ants are a persistent garden pest
Season-long baiting beats mound-by-mound whack-a-mole — your extension office publishes the current program that works.
Alabama Cooperative Extension
For Alabama-specific cultivar recommendations, planting calendars, and pest pressure for rice, the canonical source is Alabama Cooperative Extension System. Their fact sheets carry the local trial data we can't generalize across 50 states.
Is Rice native to Alabama?
No — the USDA PLANTS Database lists Rice as introduced rather than native in the Lower 48, so it is not part of Alabama's native flora. It grows here as a garden plant; pairing it with a few Alabama natives keeps local pollinators fed too.
Looking for plants that belong here? The Alabama growing guide lists USDA-documented natives for the state.
Native-range data: USDA PLANTS Database state-distribution records, accessed 2026-07-01.
Common Questions About Growing Rice in Alabama
When can I plant Rice in Alabama?
Alabama's last spring frost clears between Feb 28 and Apr 5, and the first fall frost lands between Oct 25 and Nov 20 (NOAA Climate Normals 1991-2020). Rice is frost-tender — its listed minimum temperature is 50°F (USDA PLANTS Database) — so wait until the last frost has cleared your specific site before planting out.
Can Rice mature before first frost in Alabama?
Yes — Rice matures in 120 days (USDA PLANTS Database), and Alabama's dependable frost-free window runs 203 days (NOAA Climate Normals 1991-2020), leaving 83 days of margin. Plant just after last frost and it ripens ahead of the first fall frost.
What hardiness zone is Rice grown in across Alabama?
Alabama spans USDA hardiness zones 7a-9a (USDA ARS PHZM 2023). Rice carries a range of zones 5-12, so the overlap zones are where outdoor growing is most reliable.
How many frost-free days does a typical Alabama site have?
A typical Alabama site sees ~220 frost-free days per year (derived from NOAA Climate Normals 1991-2020). Rice needs 80+ frost-free days, so check whether your local microclimate runs above or below the state average before settling on a planting date.
Is Rice native to Alabama?
No — the USDA PLANTS Database lists Rice as introduced rather than native in the Lower 48, so it is not part of Alabama's native flora. It grows here as a garden plant; pairing it with a few Alabama natives keeps local pollinators fed too.
How should I amend the soil for Rice in Alabama?
Rice prefers pH 4.5-9 and poorly (saturated >50% of year) drainage (USDA PLANTS Database). That sits in the common-ground band across Alabama soils — a 30-minute soil test from a local Extension lab confirms it for your specific site.
Will Rice actually grow on my specific land in Alabama?
State-level zone + climate data is a sketch. A Growable Ground parcel report scores rice against your address's exact soil pH, drainage, sun, and frost-date data drawn from USDA SSURGO, NOAA, and PRISM — not state averages.
Check your specific parcel in Alabama
State-level data is a sketch. Your Growable Ground report scores rice against your parcel's exact soil, sun, drainage, and frost data — not zone averages.
Three things about your exact spot that zone averages miss:
We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.
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