Common Names: American Sloe, Cramp Bark (V. Opulus), Sheepberry, Stagbush
Scientific Name: Viburnum Prunifolium L., Caprifoliaceae, Honeysuckle Family
Common Uses: Antispasomodic, analgesic, astringent, sedative, cardiac tonic, uterine and muscle relaxant, nervine, diuretic, tonic, It treats all nervous complaints, including convulsions, hysteria, stress and spasms. It is one of the most reliable remedies for menstrual cramps, uterine tonic, spasms, high blood pressure, chills, fever, and pains. It is often combined with false unicorn root (Helonias) as a preferred treatment against miscarriage. It also is used to treat asthma, palpitations, heart disease and hysterical fits. It is good for painful affections, including arthritis and rheumatic complaints. It is a heart tonic, improves blood circulation. An extract of the boiled bark aids in childbirth and as a preventative of miscarriage in early pregnancy. It acts like a sedative on uterine muscles, stops menstrual cramps and afterbirth pains. Research has confirmed uterine-sedative properties. Cramp bark (Viburnum opulis), usually is used alternately with black haw. Cramp bark is weaker, containing about a third of the resins of black haw. Black haw is sometimes called cramp bark (erroneously).
*Warnings: Berries may produce nausea and other uncomfortable symptoms.
Origin: Found in bogs, low woods; Eastern United States, but found in most North American states. More abundant in Connecticut to Florida; Texas to eastern Kansas.