What plant hardiness zone is North Saint Paul

North Saint Paul is located at Ramsey County, Minnesota (MN), USA.

Plant hardiness zone (winter frost zone or gardening zone) for North Saint Paul 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.

North Saint Paul, Minnesota @ wikipedia.