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Planting calendar for ZIP 70083 (Port Sulphur, LA)

When to plant vegetables in Port Sulphur, LA (USDA hardiness zone 9b). Typical last spring frost around Feb 3, 2026 23 days year to year), first fall frost around Dec 28, 202622 days).

Playing it safe? Spring frost holds off until about Mar 4, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Port Sulphur, LA planting calendar for dates typical of the whole city.

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Month by month in Port Sulphur, LA

January

February

March

October

November

December

Understand your frost dates

Frost dates for ZIP 70083: NOAA 1991-2020 normals (USC00165624 LSU CITRUS RSCH STN, LA US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.