What plant hardiness zone is Hot Springs Recreation Area

Hot Springs Recreation Area is located at Beaverhead County, Montana (MT), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Hot Springs Recreation Area is 4a by the USDA scale.

Coldest zone's winter temperature is −30 … -25 °F.

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