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 | Zone 5b -15°F to -10°F |
Based on the 2012 USDA Hardiness Zone Map, this interactive version covers the state of South Dakota which ranges from USDA Zone 3b to USDA Zone 5b.