What plant hardiness zone is McClellan AFB

McClellan AFB is located at Sacramento County, California (CA), USA.

Plant hardiness zone (winter frost zone or gardening zone) for McClellan AFB 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.

McClellan AFB, California @ wikipedia.