What plant hardiness zone is Clear Prairie

Clear Prairie is located at Clear Hills County, Alberta (AB), Canada.

Plant hardiness zone (winter frost zone or gardening zone) for Clear Prairie is 2b by the PHZ Canadian scale.

Also perennial plants from the equivalent USDA zone 1b with coldest winter temperature −48.3 … −45.6 °C and lower can be grown here.

Clear Prairie, Alberta @ wikipedia.