Japanese Knotweed Hu Zhang Dried Root Slices 500g Traditional Chinese Herb for Tea and Decoction

Japanese Knotweed, known in TCM as Hu Zhang (虎杖), from Polygonum cuspidatum. These dried root slices are a classic Chinese herbal material traditionally valued for their bitter flavor and slightly cold nature, associated in TCM theory with the liver, gallbladder, and lung channels. Traditionally used in decoctions and herbal teas, this natural, additive-free herb is supplied pre-packaged for convenient preparation and storage.

Key Selling Points

• Authentic Hu Zhang (虎杖) dried root slices from the Japanese knotweed plant
• Botanical source Polygonum cuspidatum, a well-established TCM herb
• Naturally sun-dried with no additives or artificial processing
• Selected-grade slices suitable for tea, decoction, and herbal formulas
• Pre-packaged 500g supply stored in a cool dry place for lasting freshness

Quality & Sensory

The slices typically show a yellowish to yellow-brown cut surface with a firm, woody texture and a faint earthy aroma. When simmered or steeped, the liquor typically takes on a light golden tone with a distinctly bitter, astringent taste.

Technical Specifications

Usage Scenarios

• Simmer as a traditional herbal decoction
• Steep slices in hot water as a bitter herbal tea
• Combine with other TCM herbs in decoction formulas
• Prepare as a seasonal wellness infusion

Traditional Uses

In TCM practice, Hu Zhang is traditionally associated with dispelling dampness, promoting blood circulation, and supporting the gallbladder, and it has long been prepared as a single-herb decoction or combined with other botanicals. Folk herbalists have also used it in daily teas, often paired with herbs such as honeysuckle or dandelion, particularly during warm seasons.

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