What plant hardiness zone is Washington Court House
Washington Court House is located at Fayette County, Ohio (OH), USA.
Plant hardiness zone (winter frost zone or gardening zone) for Washington Court House is 6a by the USDA scale.
Coldest zone's winter temperature is −10 … -5 °F.
Plants of 6a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 6a USDA.
Washington Court House, Ohio @ wikipedia.