What plant hardiness zone is Penns Grove

Penns Grove is located at Salem County, New Jersey (NJ), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Penns Grove is 7a by the USDA scale.

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

Plants of 7a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 7a USDA.