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Can You Grow Radish in Wisconsin?

US · USDA Zone 5a · zones 3b, 4a, 4b, 5a, 5b

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

Wisconsin last frost

mid-April

Wisconsin first frost

mid-October

Days to harvest

22–30 days

When to plant Radishes in Wisconsin

Direct sow

Apr 15

Harvest

May 7 – May 15

Dates are approximate, based on Wisconsin'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 Wisconsin

Wisconsin has a cold humid continental climate. Milwaukee is Zone 5b-6a; northern Wisconsin is Zone 4a-5a. Cold winters but warm productive summers. Known for dairy farming and cold-hardy crops.