Cramp Bark, Wild-Harvested
- A product of Mortar and Petal by CynCraft
- Wildharvested, Kosher
- Uses: Tea, Tincture, Encapsulated, Ritual
Cramp Bark, or Viburnum opulus, is also known as Guelder rose, Black Haw, Cranberry Tree, Dog Rowan Tree, Viburnum, May Elder, King's Crown, and May Rose.
Cramp bark is a large deciduous shrub growing as much as 15 feet (5 m) tall and 15 feet wide. It is native to the moist lowland forests of England and Scotland and naturalized to moist forests of the northern United States and southern Canada.