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HardinessZones

Zone map to find your optimal planting season

 

U.S. Hardiness Zones
Zone Low Temps Nourse Farms
Recommended
Planting Season
3 -40° to -30° May 5 on
4 -30° to -20° April 20 - May 30
5 -20° to -10° April 8 - May 20
6 10° to 0° March 25 - May 15
7 0° to 10° March 8 - May 5
8 10° to 20° March 1 - April 20
9 20° to 30° February 1 - April 15

Planting Zones are used as a guideline to determine climate adaptability of plants. The zone designations that we list are estimates based on the information availalbe to us. In selecting varieties, we suggest you be conservative in regard to the zone for best results.