When to plant Kale in Zone 6b
In Zone 6b, Kale: start seeds indoors around Mar 4–Mar 18; transplant outdoors around Apr 1–Apr 15; direct sow outdoors around Apr 1–Apr 29; direct sow outdoors around Aug 2–Aug 30. Expect to harvest around May 31–Jun 14.
| Step | When |
|---|---|
| Start seeds indoors | Mar 4 – Mar 18 |
| Transplant outdoors | Apr 1 – Apr 15 |
| Direct sow outdoors | Apr 1 – Apr 29 |
| Direct sow outdoors | Aug 2 – Aug 30 |
| Harvest | May 31 – Jun 14 |
| Harvest | May 31 – Jun 28 |
| Harvest | Oct 1 – Oct 29 |
Tip: Frost actually sweetens the leaves. Excellent for fall and overwintering in mild zones.
Zone 6b averages a last spring frost around Apr 15 and a first fall frost around Oct 25. These are zone averages — look up your ZIP for your exact area.
See the full Zone 6b calendar in the tool →