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Can You Grow Radish in New Hampshire?

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

Grows well here

Radishes grow in almost any zone — they are one of the fastest and easiest crops you can grow.

Plant zones

2a–9b

New Hampshire last frost

early April

New Hampshire first frost

late October

Days to harvest

22–30 days

When to plant Radishes in New Hampshire

Direct sow

Apr 7

Harvest

Apr 29 – May 7

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

About Radish

Radishes are the fastest vegetable you can grow — from seed to harvest in as little as 22 days.

Direct sow in early spring or late summer. Succession plant every 2 weeks for continuous harvest. Pull before they get woody. Great as a companion plant to mark slow-germinating rows.

Full radish 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 Radish in New Hampshire?

Radishes grow in almost any zone — they are one of the fastest and easiest crops you can grow.

What zone is New Hampshire?

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

When do you plant Radishes in New Hampshire?

Plant Radishes Apr 7, harvest Apr 29 – May 7.