When to plant in Moss Bluff, LA
USDA Zone 9aMoss Bluff, Louisiana frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
A generous ~268-day season lets Moss Bluff gardeners direct-sow more and still ripen long-maturity crops like melons and winter squash. In zone 9a, frost is a minor factor for Moss Bluff — most perennials thrive, and annual vegetables can go out early and stay late.
Frost probability
MOSS BLUFF 2 NNW · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Moss Bluff’s own odds, recorded at MOSS BLUFF 2 NNW.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 11 | Mar 20 | Feb 22 | Oct 28 | Nov 12 | Dec 1 |
| 32°F | Mar 26 | Mar 2 | Jan 30 | Nov 3 | Nov 25 | Dec 21 |
| 28°F | Mar 13 | Feb 11 | Jan 11 | Nov 15 | Dec 10 | Jan 15 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Moss Bluff, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
2 within 20 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
Moss Bluff planting FAQ
When is the last spring frost in Moss Bluff, LA?
On average, the last spring frost in Moss Bluff is around March 2 (50% probability at 32°F, from 1991–2020 NOAA normals). Wait until after this date to set out tender plants like tomatoes and peppers.
When is the first fall frost in Moss Bluff, LA?
The first fall frost in Moss Bluff typically arrives around November 25 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Moss Bluff in?
Moss Bluff is in USDA hardiness zone 9a. In zone 9a, winters are mild — many tender perennials overwinter here.
How long is the growing season in Moss Bluff?
Moss Bluff has about 268 frost-free days — a long growing season — between the average last spring frost (March 2) and first fall frost (November 25).
When should I plant tomatoes in Moss Bluff?
For Moss Bluff, sow tomatoes indoors about January 5–January 19 and move the seedlings out around March 9, after the last spring frost.
Never miss a window in Moss Bluff
An email when it’s time to start seeds, transplant, and sow — timed to Moss Bluff’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Lake Charles · 12 km
- Sulphur · 17 km
- Orange · 56 km
- Groves · 79 km
- Port Arthur · 80 km
- Crowley · 81 km
- Port Neches · 82 km
- Nederland · 85 km
Frost dates recorded at MOSS BLUFF 2 NNW, 3 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Moss Bluff, LA — Frost Dates & Zone 9a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00166434. Retrieved from https://blissgarden.com/louisiana/moss-bluff.