What plant hardiness zone is Mary D

Mary D is located at Schuylkill County, Pennsylvania (PA), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Mary D 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.