What plant hardiness zone is Tower City

Tower City is located at Schuylkill County, Pennsylvania (PA), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Tower City 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.