When to plant Kale in Zone 10a
In Zone 10a, Kale: start seeds indoors around Dec 20–Jan 3; transplant outdoors around Jan 17–Jan 31; direct sow outdoors around Jan 17–Feb 14; direct sow outdoors around Oct 5–Nov 2. Expect to harvest around Mar 18–Apr 1.
| Step | When |
|---|---|
| Start seeds indoors | Dec 20 – Jan 3 |
| Transplant outdoors | Jan 17 – Jan 31 |
| Direct sow outdoors | Jan 17 – Feb 14 |
| Direct sow outdoors | Oct 5 – Nov 2 |
| Harvest | Mar 18 – Apr 1 |
| Harvest | Mar 18 – Apr 15 |
| Harvest | Dec 4 – Jan 1 |
Tip: Frost actually sweetens the leaves. Excellent for fall and overwintering in mild zones.
Zone 10a averages a last spring frost around Jan 31 and a first fall frost around Dec 28. These are zone averages — look up your ZIP for your exact area.
See the full Zone 10a calendar in the tool →