What plant hardiness zone is Newton Lower Falls

Newton Lower Falls is located at Middlesex County, Massachusetts (MA), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Newton Lower Falls 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.

Newton Lower Falls, Massachusetts @ wikipedia.