What plant hardiness zone is Blue Marsh Ski Area

Blue Marsh Ski Area is located at Berks County, Pennsylvania (PA), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Blue Marsh Ski Area is 6b by the USDA scale.

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

Plants of 6b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 6b USDA.