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Dauphin Island, AL planting calendar

When to plant vegetables in Dauphin Island, AL (USDA hardiness zone 9b). Typical last spring frost around Jan 31, 2026 22 days year to year), first fall frost around Jan 6, 202620 days).

Playing it safe? Spring frost holds off until about Feb 28, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

Want exact dates for your address, a drag-and-drop bed layout, and reminders when it’s time to sow? Enter your ZIP:

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Month by month in Dauphin Island, AL

January

February

March

October

November

December

Understand your frost dates

More Alabama planting calendars

ZIP codes in Dauphin Island

36528

Frost dates are NOAA 1991–2020 climate normals for a representative location in Dauphin Island, AL (covering 1 ZIP); your exact dates depend on your address. Schedules are guidance, not guarantees.