When to plant radish in Alabama
Alabama spans USDA zones 7b–9a, so the right time to plant radish shifts by weeks across the state. The window to sow seed directly outdoors runs from about January 24 in Mobile to March 9 in Jacksonville — below are local dates for 70 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Direct sow |
|---|---|---|---|---|
| Huntsville | 8a | March 24 | November 8 | February 24 – April 7 |
| Mobile | 9a | February 21 | December 6 | January 24 – March 7 |
| Birmingham | 8a | March 21 | November 11 | February 21 – April 4 |
| Montgomery | 8b | March 4 | November 18 | February 4 – March 18 |
| Tuscaloosa | 8b | March 18 | November 10 | February 18 – April 1 |
| Hoover | 8a | March 19 | November 8 | February 19 – April 2 |
| Auburn | 8b | March 13 | November 17 | February 13 – March 27 |
| Dothan | 9a | March 1 | November 24 | February 1 – March 15 |
Radish in Alabama: FAQ
When can I plant radish in Alabama?
Across Alabama, the time to direct-sow radish spans roughly January 24 in Mobile to March 9 in Jacksonville, each following that city's local frost dates.
Does the radish planting date vary across Alabama?
Yes. Alabama publishes 70 cities with their own frost dates, so the right radish planting window shifts by weeks between the warmest and coldest parts of the state — use your city's page for the exact dates.
How long does radish take to grow in Alabama?
Radish takes about 22–30 days to reach harvest once planted — check that this fits inside your city's frost-free season on its place page.
Never miss a window in your area
An email when it’s time to start seeds, transplant, and sow — timed to your frost dates. Double opt-in, one-click unsubscribe, no spam.