What Can Grow in Louisville, KY

Louisville on the Ohio River has an excellent climate with warm summers and mild winters for Kentucky.

Louisville, KY is in USDA Hardiness Zone 6b. The growing season lasts about 178 days, with last frost around April 5 and first fall frost around October 20. Top crops include tomatoes, peppers, sweet corn.

6bUSDA Zone
178 daysFrost-Free
April 5Last Frost
October 20First Frost
🌱 What Grows in Louisville
tomatoespepperssweet cornbeanstobaccosquash
💡 Planting Tips

Warmest city in Kentucky. Plant warm crops after April 10. Ohio River Valley moderates temperatures.

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📍 Full Zone 6b Guide 🌎 Kentucky Planting Guide

Frequently Asked Questions

Louisville, KY is in USDA Plant Hardiness Zone 6b. Louisville on the Ohio River has an excellent climate with warm summers and mild winters for Kentucky.

The average last spring frost in Louisville is around April 5. The first fall frost typically arrives around October 20, giving a frost-free growing season of approximately 178 days.

Louisville's Zone 6b climate supports growing tomatoes, peppers, sweet corn, beans, tobacco, squash. Warmest city in Kentucky. Plant warm crops after April 10. Ohio River Valley moderates temperatures.

In Louisville, start with cool-season crops like lettuce, spinach, and broccoli a few weeks before the last frost date of April 5. Warm-season crops like tomatoes and peppers should go in after all frost risk has passed.