What plant hardiness zone is Lake Saint Croix Beach

Lake Saint Croix Beach is located at Washington County, Minnesota (MN), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Lake Saint Croix Beach is 4b by the USDA scale.

Coldest zone's winter temperature is −25 … -20 °F.

Plants of 4b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 4b USDA.