Bonneville County, Idaho, ID, USA plant hardiness zones (gardening zones)

Plant hardiness zones (winter frost zones or gardening zones) range for Bonneville County, Idaho (ID), USA is:

• 5a

by the USDA scale.

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

Cities of Bonneville County, Idaho (ID), USA

• AmmonUSDA hardiness zone: 5a
• Idaho FallsUSDA hardiness zone: 5a
• IonaUSDA hardiness zone: 5a
• IrwinUSDA hardiness zone: 5a
• LincolnUSDA hardiness zone: 5a
• Swan ValleyUSDA hardiness zone: 5a
• UconUSDA hardiness zone: 5a