What plant hardiness zone is Coral Harbour

Coral Harbour is located at Kivalliq Region, Nunavut (NU), Canada.

Plant hardiness zone (winter frost zone or gardening zone) for Coral Harbour 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.