Piedmont (Piemonte), Italy plant hardiness zones (gardening zones)
Plant hardiness zones (winter frost zones or gardening zones) range for Piedmont (Piemonte), Italy is:
by the USDA scale.
• coldest zone's winter temperature: −26.1 … −23.3 °C
• warmest zone's winter temperature: −6.7 … −3.9 °C