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Can You Grow Butternut Squash in New Jersey?

US · USDA Zone 6b · zones 6a, 6b, 7a

Grows well here

Butternut squash thrives here with warm, frost-free summers and full sun.

Plant zones

3a–10b

New Jersey last frost

mid-March

New Jersey first frost

mid-November

Days to harvest

100–120 days

When to plant Butternut Squashes in New Jersey

Start indoors

Feb 14

Transplant

Mar 15

Harvest

Jun 23 – Jul 13

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

About Butternut Squash

Butternut squash is the most popular winter squash — sweet, smooth, and superb for storage. A vigorous vining plant that needs warm weather and room to sprawl.

Direct sow after last frost or start indoors 3-4 weeks earlier. Harvest when skin turns tan and hard. Cure 1-2 weeks in a warm spot before storing in a cool dry place.

Full butternut squash growing guide →

Gardening in New Jersey

New Jersey has a humid subtropical to continental climate. South Jersey is Zone 7a; North Jersey is Zone 6a-6b. Known for its produce farming — tomatoes, blueberries, cranberries.

See what grows well in New Jersey →

Frequently asked questions

Can you grow Butternut Squash in New Jersey?

Butternut squash thrives here with warm, frost-free summers and full sun.

What zone is New Jersey?

New Jersey spans USDA Zone 6b (6a, 6b, 7a).

When do you plant Butternut Squashes in New Jersey?

Plant Butternut Squashes around mid-March (start indoors Feb 14), harvest Jun 23 – Jul 13.