Clarke County, Iowa, IA, USA plant hardiness zones (gardening zones)

Plant hardiness zones (winter frost zones or gardening zones) range for Clarke County, Iowa (IA), USA is:

• 5b

by the USDA scale.

• coldest zone's winter temperature: −15 … -10 °F

Cities of Clarke County, Iowa (IA), USA

• MurrayUSDA hardiness zone: 5b
• OsceolaUSDA hardiness zone: 5b
• WoodburnUSDA hardiness zone: 5b