What plant hardiness zone is Mammoth Lakes

Mammoth Lakes is located at Mono County, California (CA), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Mammoth Lakes is 6a by the USDA scale.

Coldest zone's winter temperature is −10 … -5 °F.

Plants of 6a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 6a USDA.

Mammoth Lakes, California @ wikipedia.