What plant hardiness zone is Deep River Center

Deep River Center is located at Middlesex County, Connecticut (CT), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Deep River Center is 6b by the USDA scale.

Coldest zone's winter temperature is −5 … 0 °F.

Plants of 6b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 6b USDA.

Deep River Center, Connecticut @ wikipedia.