Zone crop calendar
When to plant zucchini in Zone 6a
These supported ZIPs share the same zone label but still use ZIP-specific frost dates.
Milwaukee, WI · Zone 6a
Zucchini May 20
Open answer · last frost May 10
Chicago, IL · Zone 6a
Zucchini May 5
Open answer · last frost Apr 25
Omaha, NE · Zone 6a
Zucchini May 15
Open answer · last frost May 5
Aurora, CO · Zone 6a
Zucchini May 15
Open answer · last frost May 5
Denver, CO · Zone 6a
Zucchini May 15
Open answer · last frost May 5
Colorado Springs, CO · Zone 6a
Zucchini May 25
Open answer · last frost May 15