What plant hardiness zone is Tybee Island

Tybee Island is located at Chatham County, Georgia (GA), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Tybee Island is 8b by the USDA scale.

Coldest zone's winter temperature is +15 … +20 °F.

Plants of 8b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 8b USDA.

Tybee Island, Georgia @ wikipedia.