Bernina, Graubünden (Grisons), GR, Switzerland plant hardiness zones (gardening zones)

Plant hardiness zones (winter frost zones or gardening zones) range for Bernina, Graubünden (Grisons) (GR), Switzerland is:

• 7b
• 8a

by the USDA scale.

• coldest zone's winter temperature: −15 … −12.2 °C

• warmest zone's winter temperature: −12.2 … −9.4 °C

Cities of Bernina, Graubünden (Grisons) (GR), Switzerland

• BrusioUSDA hardiness zone: 8a
• PoschiavoUSDA hardiness zone: 7b