What plant hardiness zone is Saguaro Natl Park

Saguaro Natl Park is located at Pima County, Arizona (AZ), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Saguaro Natl Park is 8a by the USDA scale.

Coldest zone's winter temperature is +10 … +15 °F.

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