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

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

• 5a

by the USDA scale.

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

Cities of Floyd County, Iowa (IA), USA

• Charles CityUSDA hardiness zone: 5a
• ColwellUSDA hardiness zone: 5a
• FloydUSDA hardiness zone: 5a
• Marble RockUSDA hardiness zone: 5a
• Nora SpringsUSDA hardiness zone: 5a
• RockfordUSDA hardiness zone: 5a
• RosevilleUSDA hardiness zone: 5a
• RuddUSDA hardiness zone: 5a