When to plant Zucchini in Zone 10a
In Zone 10a, Zucchini: direct sow outdoors around Jan 31–Feb 21. Expect to harvest around Mar 22–Apr 12.
| Step | When |
|---|---|
| Direct sow outdoors | Jan 31 – Feb 21 |
| Harvest | Mar 22 – Apr 12 |
Tip: Fast and prolific. A couple of plants feed a household — don't over-plant.
Zone 10a averages a last spring frost around Jan 31 and a first fall frost around Dec 28. These are zone averages — look up your ZIP for your exact area.
See the full Zone 10a calendar in the tool →