What plant hardiness zone is Deal Island

Deal Island is located at Somerset County, Maryland (MD), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Deal Island is 7b by the USDA scale.

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

Plants of 7b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 7b USDA.

Deal Island, Maryland @ wikipedia.