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Can You Grow Butternut Squash in Maryland?

US · USDA Zone 7a · zones 6a, 6b, 7a, 7b

Grows well here

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

Plant zones

3a–10b

Maryland last frost

early March

Maryland first frost

late November

Days to harvest

100–120 days

When to plant Butternut Squashes in Maryland

Start indoors

Feb 7

Transplant

Mar 7

Harvest

Jun 15 – Jul 5

Dates are approximate, based on Maryland'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 Maryland

Maryland has a humid subtropical climate moderated by the Chesapeake Bay. Four distinct seasons with mild winters in most of the state. Long productive growing season.