#denver frost dates

Learn when to plant basil in Denver with specific dates for Zone 5a. Compare 5 varieties & discover which basil grow best in Colorado's high altitude climate.

Plant green beans in Denver after May 23 when soil reaches 60°F. This complete Zone 5a guide covers the best varieties for Denver's 148-day season.

Plant kale in Denver for spring harvest April 15-25, fall harvest July 15-August 1. Zone 5a's 148-day season and May 9 frost date create perfect conditions.

Learn when to plant peppers in Denver with specific dates for Zone 5a's 148-day growing season and May 9 last frost date.