What Can Grow in Aurora, CO

Aurora shares Denver's climate with similar growing conditions at the urban edge of the Front Range.

Aurora, CO is in USDA Hardiness Zone 6a. The growing season lasts about 155 days, with last frost around May 7 and first fall frost around September 28. Top crops include tomatoes, peppers, beans.

6aUSDA Zone
155 daysFrost-Free
May 7Last Frost
September 28First Frost
🌱 What Grows in Aurora
tomatoespeppersbeansroot vegetablessquashherbs
💡 Planting Tips

Same conditions as Denver. Raised beds and urban heat island create slightly warmer conditions.

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📍 Full Zone 6a Guide 🌎 CO Planting Guide

Frequently Asked Questions

Aurora, CO is in USDA Plant Hardiness Zone 6a. Aurora shares Denver's climate with similar growing conditions at the urban edge of the Front Range.

The average last spring frost in Aurora is around May 7. The first fall frost typically arrives around September 28, giving a frost-free growing season of approximately 155 days.

Aurora's Zone 6a climate supports growing tomatoes, peppers, beans, root vegetables, squash, herbs. Same conditions as Denver. Raised beds and urban heat island create slightly warmer conditions.

In Aurora, start with cool-season crops like lettuce, spinach, and broccoli a few weeks before the last frost date of May 7. Warm-season crops like tomatoes and peppers should go in after all frost risk has passed.