When to plant Zucchini in Zone 1a
In Zone 1a, Zucchini: direct sow outdoors around Jun 15–Jul 6. Expect to harvest around Aug 4–Aug 25.
| Step | When |
|---|---|
| Direct sow outdoors | Jun 15 – Jul 6 |
| Harvest | Aug 4 – Aug 25 |
Tip: Fast and prolific. A couple of plants feed a household — don't over-plant.
Zone 1a averages a last spring frost around Jun 15 and a first fall frost around Aug 15. These are zone averages — look up your ZIP for your exact area.
See the full Zone 1a calendar in the tool →