What plant hardiness zone is Arivaca Junction

Arivaca Junction is located at Pima County, Arizona (AZ), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Arivaca Junction is 8b by the USDA scale.

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

Plants of 8b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 8b USDA.

Arivaca Junction, Arizona @ wikipedia.