When to plant Kale in Zone 1b
In Zone 1b, Kale: start seeds indoors around Apr 29–May 13; transplant outdoors around May 27–Jun 10; direct sow outdoors around May 27–Jun 24; direct sow outdoors around May 28–Jun 25. Expect to harvest around Jul 26–Aug 9.
| Step | When |
|---|---|
| Start seeds indoors | Apr 29 – May 13 |
| Transplant outdoors | May 27 – Jun 10 |
| Direct sow outdoors | May 27 – Jun 24 |
| Direct sow outdoors | May 28 – Jun 25 |
| Harvest | Jul 26 – Aug 9 |
| Harvest | Jul 26 – Aug 23 |
| Harvest | Jul 27 – Aug 24 |
Tip: Frost actually sweetens the leaves. Excellent for fall and overwintering in mild zones.
Zone 1b averages a last spring frost around Jun 10 and a first fall frost around Aug 20. These are zone averages — look up your ZIP for your exact area.
See the full Zone 1b calendar in the tool →