Frost dates across Minnesota
Typical last spring frost, first fall frost, and USDA zone for 4 Minnesota cities, from 30-year NOAA climate normals. Every date is a 50 percent odds line, not a promise. Pick a city for the full frost window and what is plantable there now.
| City | Last spring frost | First fall frost | Season length | Zone |
|---|---|---|---|---|
| Minneapolis | Apr 23 | Oct 16 | about 176 days | 5a |
| Saint Paul | Apr 25 | Oct 12 | about 170 days | 5a |
| Rochester | Apr 30 | Oct 6 | about 159 days | 4b |
| Duluth | May 14 | Oct 12 | about 151 days | 4a |
Row & Bed is a plant reference built around your garden: your zone, your frost dates, your forecast, and a cited page for every variety in your beds.
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