What plant hardiness zone is Idyllwild

Idyllwild is located at Riverside County, California (CA), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Idyllwild 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.