Johnson County, Tennessee, TN, USA plant hardiness zones (gardening zones)

Plant hardiness zones (winter frost zones or gardening zones) range for Johnson County, Tennessee (TN), USA is:

• 6a
• 6b

by the USDA scale.

• coldest zone's winter temperature: −10 … -5 °F

• warmest zone's winter temperature: −5 … 0 °F

Cities of Johnson County, Tennessee (TN), USA

• ButlerUSDA hardiness zone: 6b
• Laurel BloomeryUSDA hardiness zone: 6a
• Mountain CityUSDA hardiness zone: 6b
• Shady ValleyUSDA hardiness zone: 6b
• TradeUSDA hardiness zone: 6b