When to plant Zucchini in Zone 9b
In Zone 9b, Zucchini: direct sow outdoors around Feb 15–Mar 8. Expect to harvest around Apr 6–Apr 27.
| Step | When |
|---|---|
| Direct sow outdoors | Feb 15 – Mar 8 |
| Harvest | Apr 6 – Apr 27 |
Tip: Fast and prolific. A couple of plants feed a household — don't over-plant.
Zone 9b averages a last spring frost around Feb 15 and a first fall frost around Dec 15. These are zone averages — look up your ZIP for your exact area.
See the full Zone 9b calendar in the tool →