What plant hardiness zone is Marble Canyon

Marble Canyon is located at Coconino County, Arizona (AZ), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Marble Canyon 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.

Marble Canyon, Arizona @ wikipedia.