When to plant Zucchini in Zone 5a
In Zone 5a, Zucchini: direct sow outdoors around May 5–May 26. Expect to harvest around Jun 24–Jul 15.
| Step | When |
|---|---|
| Direct sow outdoors | May 5 – May 26 |
| Harvest | Jun 24 – Jul 15 |
Tip: Fast and prolific. A couple of plants feed a household — don't over-plant.
Zone 5a averages a last spring frost around May 5 and a first fall frost around Oct 1. These are zone averages — look up your ZIP for your exact area.
See the full Zone 5a calendar in the tool →