Canada Plant Hardiness
Canadian plant hardiness maps and related climate suitability tools, including recent 1991-2020 mapping and USDA-equivalent extreme minimum temperature maps.
What you'll find here
Canadian hardiness zones
Canadian USDA-equivalent zone context
Climate suitability notes
Municipality or regional lookup planning
Specific data we draw from it: Canada zone, USDA-equivalent Canada zone, map period, municipality context.
Good to know
Canadian climate model notes. Keep Canadian hardiness guidance distinct from U.S. USDA zone assumptions.
How to cite this source
Cite the specific Natural Resources Canada map period or tool used.
License
Use Government of Canada source terms and attribution guidance for downloaded maps or data.
Caution
Canadian hardiness zones combine climate variables differently than simple USDA minimum-temperature zones.
Cited by plants
No catalog plant cites this source yet.