What plant hardiness zone is Vandenberg Air Force Base

Vandenberg Air Force Base is located at Santa Barbara County, California (CA), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Vandenberg Air Force Base is 9b by the USDA scale.

Coldest zone's winter temperature is +25 … +30 °F.

Plants of 9b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 9b USDA.