What plant hardiness zone is White Sulphur Springs

White Sulphur Springs is located at Meagher County, Montana (MT), USA.

Plant hardiness zone (winter frost zone or gardening zone) for White Sulphur Springs 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.

White Sulphur Springs, Montana @ wikipedia.