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When to plant Zucchini in Zone 3a

In Zone 3a, Zucchini: direct sow outdoors around May 25–Jun 15. Expect to harvest around Jul 14–Aug 4.

StepWhen
Direct sow outdoorsMay 25 – Jun 15
HarvestJul 14 – Aug 4

Tip: Fast and prolific. A couple of plants feed a household — don't over-plant.

Zone 3a averages a last spring frost around May 25 and a first fall frost around Sep 8. These are zone averages — look up your ZIP for your exact area.

See the full Zone 3a calendar in the tool →

Other vegetables in Zone 3a

Zucchini in nearby zones