What plant hardiness zone is Prairie Du Chien

Prairie Du Chien is located at Crawford County, Wisconsin (WI), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Prairie Du Chien is 5a by the USDA scale.

Coldest zone's winter temperature is −20 … -15 °F.

Plants of 5a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 5a USDA.

Prairie Du Chien, Wisconsin @ wikipedia.