What plant hardiness zone is Westmont

Westmont is located at Los Angeles County, California (CA), USA.

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