When to plant Pepper in Zone 4b
In Zone 4b, Pepper: start seeds indoors around Mar 8–Mar 22; transplant outdoors around May 24–May 31. Expect to harvest around Aug 12–Aug 19.
| Step | When |
|---|---|
| Start seeds indoors | Mar 8 – Mar 22 |
| Transplant outdoors | May 24 – May 31 |
| Harvest | Aug 12 – Aug 19 |
Tip: Peppers love heat and are slow to start — give them an early indoor start and warm soil at transplant.
Zone 4b averages a last spring frost around May 10 and a first fall frost around Sep 22. These are zone averages — look up your ZIP for your exact area.
See the full Zone 4b calendar in the tool →