When to plant Cabbage in Zone 10b
In Zone 10b, Cabbage: start seeds indoors around Nov 20–Dec 4; transplant outdoors around Jan 1–Jan 15. Expect to harvest around Mar 12–Mar 26.
| Step | When |
|---|---|
| Start seeds indoors | Nov 20 – Dec 4 |
| Transplant outdoors | Jan 1 – Jan 15 |
| Harvest | Mar 12 – Mar 26 |
Tip: Start indoors and transplant while it's still cool. Steady moisture prevents split heads.
Zone 10b averages a last spring frost around Jan 15 and a first fall frost around Dec 31. These are zone averages — look up your ZIP for your exact area.
See the full Zone 10b calendar in the tool →