What plant hardiness zone is Sparta

Sparta is located at Sussex County, New Jersey (NJ), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Sparta 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.