Japanese Knotweed Hu Zhang 500g Dried Root Slices for Herbal Tea and Decoction

Japanese Knotweed Root, known in TCM as Hu Zhang (虎杖), from Polygonum cuspidatum. These dried root slices are prepared by traditional sun-drying and packaged for convenient use. In TCM theory, Hu Zhang is bitter in flavor and slightly cold in nature, traditionally associated with the liver, gallbladder, and lung channels. It is commonly simmered as a decoction or steeped in hot water as a simple herbal tea. Store in a cool, dry place and use according to traditional guidance.

Key Selling Points

• Authentic Hu Zhang (虎杖) dried root slices from Polygonum cuspidatum
• Traditional sun-dried processing with no further treatment
• Bitter flavor and slightly cold nature in TCM theory
• Pre-weighed 500g pack divided into two 250g sealed cans
• Suitable for herbal tea, decoctions, and traditional preparations

Quality & Sensory

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

Technical Specifications

Usage Scenarios

• Steep slices in hot water as a simple herbal tea
• Simmer into a traditional decoction
• Combine with other herbs in folk-style herbal formulas
• Prepare as a seasonal wellness drink

Traditional Uses

In traditional Chinese practice, Hu Zhang has long been used in decoctions and herbal teas, often simmered alone or paired with other bitter, cooling herbs. Folk usage traditionally associates it with clearing damp-heat patterns and supporting comfortable joint and urinary function. It was also traditionally prepared in wine infusions and seasonal herbal drinks in southern China.

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