What plant hardiness zone is Port Colden

Port Colden is located at Warren County, New Jersey (NJ), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Port Colden 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.

Port Colden, New Jersey @ wikipedia.