What plant hardiness zone is Twin Lakes
Twin Lakes is located at Santa Cruz County, California (CA), USA.
Plant hardiness zone (winter frost zone or gardening zone) for Twin Lakes 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.
Twin Lakes, California @ wikipedia.