What plant hardiness zone is Charleston

Charleston is located at Charleston County, South Carolina (SC), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Charleston is 9a by the USDA scale.

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

Plants of 9a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 9a USDA.

Charleston, South Carolina @ wikipedia.