What plant hardiness zone is Carthage

Carthage is located at Jefferson County, New York (NY), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Carthage is 4a by the USDA scale.

Coldest zone's winter temperature is −30 … -25 °F.

Plants of 4a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 4a USDA.

Carthage, New York @ wikipedia.