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Can You Grow Chili Pepper in Illinois?

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

Grows well here

Chili peppers thrive here — expect a productive harvest through the warm months.

Plant zones

4a–11b

Illinois last frost

early April

Illinois first frost

late October

Days to harvest

65–80 days

When to plant Chili Peppers in Illinois

Start indoors

Feb 9

Transplant

Apr 7

Harvest

Jun 11 – Jun 26

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

About Chili Pepper

Chili peppers are drought-tolerant once established and highly productive in warm sunny conditions.

Start indoors 8-10 weeks before last frost. Chilies love heat — the hotter the summer the hotter the pepper. Great for containers on south-facing balconies.

Full chili pepper 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.