Growing zone for 56721
Growing conditions
- USDA hardiness zone
- 4a
- Avg. minimum winter temp
- -30°F
- Median frost dates
- First ~Oct 1 · Last ~May 10
Frost dates: NOAA 1991–2020 Climate Normals, nearest station (GRAND FORKS UNIV (NWS), ND US, 9.0 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 144 days (last frost to first frost).
What grows in zone 4a, and when →
What to plant this month (September) →
Nurseries near 56721
- Apple Valley, MN
- Bloomington, MN
- Brooklyn Park, MN
- Burnsville, MN
- Chaska, MN
- Dilworth, MN
- Duluth, MN
- Eagan, MN
- Eden Prairie, MN
- Edina, MN
- Fridley, MN
- Hermantown, MN
- Inver Grove Heights, MN
- Maple Grove, MN
- Minneapolis, MN
- Minnetonka, MN
- Oakdale, MN
- Plymouth, MN
- Richfield, MN
- Rochester, MN
- Roseville, MN
- Saint Louis Park, MN
- Saint Paul, MN
- Shakopee, MN
- Stillwater, MN
- Wayzata, MN
- West Saint Paul, MN
- Woodbury, MN