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Can You Grow Radish in Illinois?

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

Illinois last frost

early April

Illinois first frost

late October

Days to harvest

22–30 days

When to plant Radishes in Illinois

Direct sow

Apr 7

Harvest

Apr 29 – May 7

Dates are approximate, based on Illinois'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 Illinois

Illinois has a humid continental climate with hot summers and cold winters. Chicago is Zone 5b-6a; southern Illinois is warmer at Zone 6-7. Classic Midwest growing region.