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Can You Grow Butternut Squash in Delaware?

US · USDA Zone 7a · zones 6b, 7a

Grows well here

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

Plant zones

3a–10b

Delaware last frost

early March

Delaware first frost

late November

Days to harvest

100–120 days

When to plant Butternut Squashes in Delaware

Start indoors

Feb 7

Transplant

Mar 7

Harvest

Jun 15 – Jul 5

Dates are approximate, based on Delaware'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 Delaware

Delaware has a humid subtropical climate moderated by the Atlantic. Mild winters and warm summers support a long growing season for mid-Atlantic vegetables.

See what grows well in Delaware →

Frequently asked questions

Can you grow Butternut Squash in Delaware?

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

What zone is Delaware?

Delaware spans USDA Zone 7a (6b, 7a).

When do you plant Butternut Squashes in Delaware?

Plant Butternut Squashes around early March (start indoors Feb 7), harvest Jun 15 – Jul 5.