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Can You Grow Zucchini in New Hampshire?

US · USDA Zone 5b · zones 4a, 4b, 5a, 5b, 6a

Grows well here

Zucchini thrives here and is one of the easiest most productive crops you can grow.

Plant zones

4a–11b

New Hampshire last frost

early April

New Hampshire first frost

late October

Days to harvest

45–60 days

When to plant Zucchinis in New Hampshire

Start indoors

Mar 17

Transplant

Apr 7

Harvest

May 22 – Jun 6

Dates are approximate, based on New Hampshire's average frost dates. Your exact yard may vary by microclimate.

About Zucchini

One of the most productive garden plants — a single zucchini plant can yield more than a family can eat at peak season.

Direct sow after last frost. Give each plant 2-4 sq metres of space. Water at the base to prevent fungal disease. Pick frequently to keep the plant producing.

Full zucchini growing guide →

Gardening in New Hampshire

New Hampshire has a humid continental climate. Coastal areas are Zone 5b-6a; northern mountains are Zone 4a-5a. Short growing seasons but productive for cool-season crops and berries.

See what grows well in New Hampshire →

Frequently asked questions

Can you grow Zucchini in New Hampshire?

Zucchini thrives here and is one of the easiest most productive crops you can grow.

What zone is New Hampshire?

New Hampshire spans USDA Zone 5b (4a, 4b, 5a, 5b, 6a).

When do you plant Zucchinis in New Hampshire?

Plant Zucchinis around early April (start indoors Mar 17), harvest May 22 – Jun 6.