Quick Specs
- Botanical name: Viburnum opulus
- Type: Dried cut bark, wild-crafted
- Size/Quantity: 1 oz
- Best for: Sampling cramp bark, making a single tincture batch, or first-time herbal use
- Sourcing: SQF & Kosher certified supplier
I source this herb from a supplier that’s both SQF, Safe Quality Food, certified and Kosher certified, meeting real, audited quality standards rather than just a label. What’s in this packet is suitable for your kitchen, a cup of tea, your altar, and your spell jar.
Cramp Bark Herb: What It Is and Where It Comes From
Cramp bark is the dried inner bark of Viburnum opulus, a deciduous shrub native to Europe, northern Asia, and the eastern United States. The plant thrives in moist woodland margins and hedgerows, and harvesters collect the bark in early spring before full leaf-out, when the antispasmodic constituents are most concentrated. Wild-crafting means each harvest comes from plants growing in their natural habitat rather than cultivated rows, which herbalists often prefer for potency and authenticity.
The bark contains active compounds including scopoletin, aesculetin, and viburnin, each of which demonstrates spasmolytic effects on smooth muscle tissue in laboratory studies. European Eclectic physicians of the 19th century brought cramp bark into mainstream herbal practice after observing its use among the Meskwaki of Wisconsin and the Penobscot of Maine, both of whom used Viburnum species for menstrual pain and musculoskeletal tension. The herb appears in both British and North American herbal pharmacopoeias.
Menstrual Relief and Muscle Tension: Traditional Herbal Uses
Herbalists reach for cramp bark most often for dysmenorrhea, the medical term for painful menstrual cramps, because its antispasmodic action targets the smooth muscle of the uterus without the side effects commonly associated with synthetic pain relievers. It is also used for general skeletal muscle tension, particularly cramping in the lower back and legs that accompanies menstruation or physical overexertion. Some practitioners pair it with black cohosh or valerian root for a broader relaxant formula.
In folk magic traditions, cramp bark appears in protection herb workings, where the bark’s binding and contracting nature translates symbolically into binding spells and protective sachets. Russian and Eastern European folk healers incorporated the berries and bark of Viburnum opulus into remedies for uterine prolapse and post-childbirth cramping, a use that dates back centuries in that region.
How to Use Cramp Bark
Three practical ways to work with wild-crafted cramp bark in herbal and folk magic applications.
- Make a Decoction
Simmer 1 to 2 teaspoons of cut cramp bark in 2 cups of water for 15 to 20 minutes, then strain. This method pulls antispasmodic compounds from the woody bark more effectively than a simple hot-water steep.
- Prepare a Tincture
Pack the cut bark into a small jar, cover with 80-proof vodka or vegetable glycerin, and seal. After 4 to 6 weeks of maceration in a cool, dark spot, strain and press the marc thoroughly to recover the extract.
- Use in a Protective Sachet
For folk magic, combine the cut bark with protective herbs such as rosemary or black pepper in a small cloth pouch. Carry the sachet or place it at a threshold. Store unused bark sealed away from heat and moisture.
The Tarot Fellow Standard
I stock wild-crafted herbs specifically because the provenance matters to practitioners who rely on these plants for serious herbal work. This 1 oz size is the right entry point if you want to trial cramp bark before committing to a larger quantity, or if you need just enough for one focused tincture or decoction batch. It ships in a sealed bag to preserve freshness. For complementary plant allies, browse my full herbs collection.
Frequently Asked Questions
Cramp bark is used as an antispasmodic for menstrual cramps, lower back tension, and smooth muscle spasms. Its active constituents, scopoletin and viburnin, relax both uterine and skeletal muscle tissue effectively.
This cramp bark is wild-crafted, meaning the Viburnum opulus bark was harvested from plants in their natural habitat rather than a cultivated farm. Many herbalists prefer wild-crafted material for potency and authenticity.
A 1 oz packet of cut cramp bark is sufficient for a small personal tincture, typically yielding 2 to 4 oz of finished extract depending on the menstruum and packing method used. It is a practical trial size before buying more.
In folk magic traditions, cramp bark appears in binding and protection workings. Its contracting nature is interpreted symbolically to bind negative influences or hold protective intentions in sachets and cord-knot spells.
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