When to plant Zucchini in Zone 6b
In Zone 6b, Zucchini: direct sow outdoors around Apr 15–May 6. Expect to harvest around Jun 4–Jun 25.
| Step | When |
|---|---|
| Direct sow outdoors | Apr 15 – May 6 |
| Harvest | Jun 4 – Jun 25 |
Tip: Fast and prolific. A couple of plants feed a household — don't over-plant.
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 →