What plant hardiness zone is Sherman Mills (Town of Sherman)

Sherman Mills (Town of Sherman) is located at Aroostook County, Maine (ME), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Sherman Mills (Town of Sherman) is 4b by the USDA scale.

Coldest zone's winter temperature is −25 … -20 °F.

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