Richland County, Montana, MT, USA plant hardiness zones (gardening zones)

Plant hardiness zones (winter frost zones or gardening zones) range for Richland County, Montana (MT), USA is:

• 4a

by the USDA scale.

• coldest zone's winter temperature: −30 … -25 °F

Cities of Richland County, Montana (MT), USA

• CraneUSDA hardiness zone: 4a
• FairviewUSDA hardiness zone: 4a
• Fox LakeUSDA hardiness zone: 4a
• Knife RiverUSDA hardiness zone: 4a
• LambertUSDA hardiness zone: 4a
• SavageUSDA hardiness zone: 4a
• SidneyUSDA hardiness zone: 4a