Hinterland, Appenzell Ausserrhoden (Outer-Rhodes), AR, Switzerland plant hardiness zones (gardening zones)

Plant hardiness zones (winter frost zones or gardening zones) range for Hinterland, Appenzell Ausserrhoden (Outer-Rhodes) (AR), Switzerland is:

• 6b

by the USDA scale.

• coldest zone's winter temperature: −20.6 … −17.8 °C

Cities of Hinterland, Appenzell Ausserrhoden (Outer-Rhodes) (AR), Switzerland

• HerisauUSDA hardiness zone: 6b