Corpus Christi, TX · zone 9b · ~327 frost-free days
When to plant a garden in Corpus Christi.
In Corpus Christi, the typical last spring frost lands around Jan 29 and the first fall frost around Dec 22, giving you about 327 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 Corpus Christi, keyed to your frost.
| Crop | Start indoors | Spring sow / set out | Fall sow |
|---|---|---|---|
| Tomato, slicing | Dec 25 to Feb 24 | Feb 5 to Apr 7 | — |
| Lettuce, leaf | — | Jan 1 to Feb 5 | Oct 8 to Dec 7 |
| Carrot | — | Jan 1 to Jan 24 | Sep 26 to Oct 22 |
| Bush Bean | — | Jan 29 to Mar 21 | Sep 7 to Oct 10 |
| Cucumber, slicing | — | Feb 5 to May 7 | Aug 21 to Sep 21 |
| Pepper, bell | Jan 3 to Feb 24 | Feb 14 to Apr 7 | — |
| Kale | Nov 20 to Dec 8 | Jan 1 to Jan 19 | Sep 21 to Nov 6 |
| Spinach | — | Jan 1 to Jan 19 | Oct 8 to Nov 26 |
Corpus Christi sits in Zone 9b, 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 Corpus Christi 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 78401 in about 60 seconds.