What plant hardiness zone is San Clemente Island

San Clemente Island is located at Los Angeles County, California (CA), USA.

Plant hardiness zone (winter frost zone or gardening zone) for San Clemente Island is 10b by the USDA scale.

Coldest zone's winter temperature is +35 … +40 °F.

Plants of 10b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 10b USDA.