What plant hardiness zone is Fort Good Hope

Fort Good Hope is located at Sahtu Region, Northwest Territories (NT), Canada.

Plant hardiness zone (winter frost zone or gardening zone) for Fort Good Hope is 0a by the PHZ Canadian scale.

Also perennial plants from the equivalent USDA zone 0a with coldest winter temperature < −53.9 °C and lower can be grown here.

Fort Good Hope, Northwest Territories @ wikipedia.