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

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

• 4b

by the USDA scale.

• coldest zone's winter temperature: −25 … -20 °F

Cities of Winneshiek County, Iowa (IA), USA

• Burr OakUSDA hardiness zone: 4b
• CalmarUSDA hardiness zone: 4b
• CastaliaUSDA hardiness zone: 4b
• DecorahUSDA hardiness zone: 4b
• Fort AtkinsonUSDA hardiness zone: 4b
• HighlandvilleUSDA hardiness zone: 4b
• Jackson JunctionUSDA hardiness zone: 4b
• OssianUSDA hardiness zone: 4b
• RidgewayUSDA hardiness zone: 4b
• SpillvilleUSDA hardiness zone: 4b