Growing zone for 80829
Growing conditions
- USDA hardiness zone
- 5b
- Avg. minimum winter temp
- -15°F
- Median frost dates
- First ~Sep 17 · Last ~Jun 3
Frost dates: NOAA 1991–2020 Climate Normals, nearest station (RUXTON PARK, CO US, 3.7 km away) .
Planting windows and crop timing here are computed from USDA/NOAA climate data and the university extension sources cited below, not a site visit or soil test. Treat this as a starting point: local conditions vary, and a local nursery or extension office can advise on your exact site. See our full Disclaimer.
Frost-free growing season: about 106 days (last frost to first frost).
What grows in zone 5b, and when →
What to plant this month (September) →
Nurseries near 80829
- Arvada, CO
- Aspen, CO
- Aurora, CO
- Berthoud, CO
- Boulder, CO
- Brighton, CO
- Broomfield, CO
- Ca On City, CO
- Castle Rock, CO
- Centennial, CO
- Colorado Springs, CO
- Commerce City, CO
- Delta, CO
- Denver, CO
- Durango, CO
- Elizabeth, CO
- Englewood, CO
- Erie, CO
- Evergreen, CO
- Fort Collins, CO
- Fort Lupton, CO
- Fountain, CO
- Franktown, CO
- Golden, CO
- Grand Junction, CO
- Greeley, CO
- Greenwood Village, CO
- Highlands Ranch, CO
- Lafayette, CO
- Lakewood, CO
- Littleton, CO
- Longmont, CO
- Louisville, CO
- Loveland, CO
- Montrose, CO
- Monument, CO
- Northglenn, CO
- Parker, CO
- Peyton, CO
- Pueblo, CO
- Pueblo West, CO
- Thornton, CO
- Timnath, CO
- Wellington, CO
- Westminster, CO
- Wheat Ridge, CO
- Windsor, CO
- Woodland Park, CO