Japanese Knotweed Root Hu Zhang 500g Dried Polygonum cuspidatum Traditional Herb

Japanese Knotweed Root, known in TCM as Hu Zhang (虎杖), from Polygonum cuspidatum, is the dried root and rhizome supplied as cut, sun-dried pieces. In TCM theory it is traditionally associated with bitter and slightly cold properties and is valued in folk herbal practice. Traditionally prepared as decoctions or external washes; consult a qualified practitioner before use.

Key Selling Points

• Dried Japanese Knotweed root known in TCM as Hu Zhang (虎杖)
• Botanical source Polygonum cuspidatum, root and rhizome pieces
• Sun-dried and cut for convenient decoction or external preparation
• Traditionally used in Chinese folk herbal practice
• 500g pre-packaged bag, sealed for dry storage

Quality & Sensory

Typically the cut pieces are yellowish-brown to reddish-brown outside with a yellowish cut surface, firm and fibrous in texture, with a faint earthy aroma and a distinctly bitter taste when decocted.

Technical Specifications

Usage Scenarios

• Simmered into traditional herbal decoctions
• Prepared as a folk-style herbal tea infusion
• Used in external washes or compresses in traditional practice
• Incorporated into seasonal herbal formulas with practitioner guidance

Traditional Uses

In TCM theory, Hu Zhang is traditionally associated with bitter and slightly cold properties and has long appeared in folk herbal formulas, often decocted alone or combined with other roots such as dandelion or honeysuckle. It has also been used externally in traditional practice as a wash. Preparation typically involves simmering the cut root pieces in water.

FAQ Q&A