What plant hardiness zone is Big Sky Ski And Summer Resort

Big Sky Ski And Summer Resort is located at Madison County, Montana (MT), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Big Sky Ski And Summer Resort 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.