When to plant Basil in Zone 2b
In Zone 2b, Basil: start seeds indoors around Apr 18–May 2; transplant outdoors around Jun 6–Jun 20. Expect to harvest around Aug 5–Aug 19.
| Step | When |
|---|---|
| Start seeds indoors | Apr 18 – May 2 |
| Transplant outdoors | Jun 6 – Jun 20 |
| Harvest | Aug 5 – Aug 19 |
Tip: Extremely frost-sensitive. Keep indoors until nights are reliably warm, then pinch often.
Zone 2b averages a last spring frost around May 30 and a first fall frost around Sep 1. These are zone averages — look up your ZIP for your exact area.
See the full Zone 2b calendar in the tool →