What plant hardiness zone is Sarona

Sarona is located at Washburn County, Wisconsin (WI), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Sarona is 4a by the USDA scale.

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

Plants of 4a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 4a USDA.