What plant hardiness zone is Chipewyan Lake

Chipewyan Lake is located at MD of Opportunity No. 17, Alberta (AB), Canada.

Plant hardiness zone (winter frost zone or gardening zone) for Chipewyan Lake is 2a by the PHZ Canadian scale.

Also perennial plants from the equivalent USDA zone 1a with coldest winter temperature −51.1 … −48.3 °C and lower can be grown here.

Chipewyan Lake, Alberta @ wikipedia.