What plant hardiness zone is Smiths Ferry

Smiths Ferry is located at Valley County, Idaho (ID), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Smiths Ferry is 5a by the USDA scale.

Coldest zone's winter temperature is −20 … -15 °F.

Plants of 5a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 5a USDA.

Smiths Ferry, Idaho @ wikipedia.