Hydrangea (Hydrangea arborescens)

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Botanical Information

• Family: Hydrangeaceae
• Common Names: Wild Hydrangea, Smooth Hydrangea, Seven Barks
• Parts Used: Root, rhizome, bark

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Description

Hydrangea arborescens is a deciduous shrub native to the eastern United States. It has long been valued in herbal medicine for its benefits to the urinary system, particularly for kidney and bladder health. The root and bark contain compounds that help dissolve kidney stones, soothe irritation, and support overall urinary function.

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Historical and Traditional Uses

• Used by Native American tribes for kidney and bladder conditions, including kidney stones.
• Traditionally employed in Western herbalism as a diuretic and urinary tonic.
• Applied as an anti-inflammatory for joint and musculoskeletal pain.
• Used in folk medicine for prostate health and urinary tract support.

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Constituents

• Coumarins
• Saponins
• Flavonoids
• Alkaloids
• Essential oils
• Resin

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Actions

• Diuretic
• Antilithic (prevents kidney stones)
• Anti-inflammatory
• Urinary tonic
• Mild analgesic

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Medicinal Uses

1. Kidney and Urinary Tract Health:
Hydrangea root has been traditionally used to prevent and dissolve kidney stones, soothe urinary tract infections, and support bladder function.

2. Prostate and Reproductive Health:
Supports male reproductive health, particularly for reducing prostate inflammation and easing urination.

3. Anti-Inflammatory for Joint and Muscle Pain:
Used in herbal medicine for arthritis, gout, and musculoskeletal discomfort.

4. Detoxification Support:
Acts as a gentle diuretic, helping flush toxins through the kidneys and urinary system.

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Preparation and Dosage

Decoction:

• 1 tsp of dried root per cup of water. Simmer for 15-20 minutes and drink up to twice daily.

Tincture:

• 2-4 ml taken up to 3 times daily.

Capsules/Powder:

• Standardized extracts available for kidney and bladder support.

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Precautions and Contraindications

• Pregnancy and Lactation: Avoid use due to limited safety data.
• Kidney Disease: Use with caution in individuals with chronic kidney conditions.
• Excessive Use: High doses may cause digestive upset or dizziness.
• Allergies: Avoid if sensitive to plants in the Hydrangeaceae family.

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Energetics (Traditional Medicine Perspectives)

• Traditional Western Herbalism: Cooling and drying; supports kidney function, bladder health, and inflammation relief.
• Native American Medicine: Used primarily for urinary stones, bladder irritation, and detoxification.
• Ayurveda: Primarily balances Kapha and Pitta, but excessive use may aggravate Vata.

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Combinations

• For Kidney Support: Combine with goldenrod and dandelion root.
• For Urinary Health: Combine with corn silk and uva ursi.
• For Joint Pain Relief: Combine with turmeric and white willow bark.

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Harvesting and Storage

• Harvesting: Roots and bark are collected in autumn and dried for medicinal use.
• Drying: Air dry in a well-ventilated, shaded area.
• Storage: Store dried root and bark in airtight containers away from moisture and light.

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Modern Research

Studies confirm Hydrangea arborescens’s diuretic, antilithic, and anti-inflammatory properties, reinforcing its traditional applications.

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Hydrangea remains a valuable herb in both traditional and modern herbal medicine, particularly for urinary tract health, kidney stone prevention, and inflammation relief.