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Can You Grow Lettuce in Illinois?

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

Grows well here

Lettuce grows excellently here — one of the best cool-season crops for your climate.

Plant zones

2b–9b

Illinois last frost

early April

Illinois first frost

late October

Days to harvest

30–60 days

When to plant Lettuce in Illinois

Direct sow

Apr 7

Harvest

May 7 – Jun 6

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

About Lettuce

Lettuce is one of the fastest and easiest crops to grow — perfect for beginners and container gardens.

Sow directly in early spring — lettuce tolerates light frost. Harvest outer leaves for cut-and-come-again. Bolts in summer heat; replant in late summer for a fall crop.

Full lettuce 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.