Zone 2b -45°F to -40°F | Zone 3a -40°F to -35°F | Zone 3b -35°F to -30°F |
Zone 4a -30°F to -25°F | Zone 4b -25°F to -20°F | Zone 5a -20°F to -15°F |
Based on the 2012 USDA Hardiness Zone Map, this interactive version covers the state of Minnesota which ranges from USDA Zone 2b to USDA Zone 5a.