What plant hardiness zone is Etna

Etna is located at Siskiyou County, California (CA), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Etna is 7b by the USDA scale.

Coldest zone's winter temperature is +5 … +10 °F.

Plants of 7b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 7b USDA.