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Can You Grow Spinach in New Hampshire?

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

Grows well here

Spinach grows well here — it thrives in your cool-season growing window.

Plant zones

2a–9a

New Hampshire last frost

early April

New Hampshire first frost

late October

Days to harvest

40–50 days

When to plant Spinach in New Hampshire

Direct sow

Apr 7

Harvest

May 17 – May 27

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

About Spinach

Spinach is a cold-hardy fast-growing leafy green that thrives in cool weather and handles light frost.

Sow directly in early spring or fall. Harvest outer leaves to extend the season. Bolts quickly in summer heat — shade cloth helps. Perfect for containers and indoor growing.

Full spinach 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 Spinach in New Hampshire?

Spinach grows well here — it thrives in your cool-season growing window.

What zone is New Hampshire?

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

When do you plant Spinach in New Hampshire?

Plant Spinach Apr 7, harvest May 17 – May 27.