Huntsville, AL · zone 7b · ~218 frost-free days
When to plant a garden in Huntsville.
In Huntsville, the typical last spring frost lands around Mar 30 and the first fall frost around Nov 3, giving you about 218 frost-free days. Cool-season crops go out before the last frost; warm-season crops wait until after it.
The 2026 windows
Sow dates for Huntsville, keyed to your frost.
| Crop | Start indoors | Spring sow / set out | Fall sow |
|---|---|---|---|
| Tomato, slicing | Feb 23 to Apr 25 | Apr 6 to Jun 6 | — |
| Lettuce, leaf | — | Feb 20 to Apr 6 | Aug 20 to Oct 19 |
| Carrot | — | Feb 20 to Mar 25 | Aug 8 to Sep 3 |
| Bush Bean | — | Mar 30 to May 20 | Jul 20 to Aug 22 |
| Cucumber, slicing | — | Apr 6 to Jul 6 | Jul 3 to Aug 3 |
| Pepper, bell | Mar 4 to Apr 25 | Apr 15 to Jun 6 | — |
| Kale | Jan 9 to Feb 6 | Feb 20 to Mar 20 | Aug 3 to Sep 18 |
| Spinach | — | Feb 6 to Mar 20 | Aug 20 to Oct 8 |
Huntsville sits in Zone 7b, but two gardens in the same city can be a week or two apart. The planner works from your ZIP code's frost dates, not the zone, so the dates land right for your block, not the metro average.
Build your Huntsville garden plan.
Tell the free planner what you want to eat and who you're feeding. It returns plant counts, spacing, and frost-safe sow dates for ZIP 35801 in about 60 seconds.