Douglas County, South Dakota, SD, USA plant hardiness zones (gardening zones)

Plant hardiness zones (winter frost zones or gardening zones) range for Douglas County, South Dakota (SD), USA is:

• 5a

by the USDA scale.

• coldest zone's winter temperature: −20 … -15 °F

Cities of Douglas County, South Dakota (SD), USA

• ArmourUSDA hardiness zone: 5a
• CorsicaUSDA hardiness zone: 5a
• DelmontUSDA hardiness zone: 5a
• HarrisonUSDA hardiness zone: 5a
• New HollandUSDA hardiness zone: 5a