Dragon scale wood is another name of Huanglong wood, belonging to Rhus family. Shrub, 1-3 meters high, is considered as wood. Mainly produced in the deep mountains of Qinling Mountains in Shangluo, Shaanxi Province, and also found in Southwest China, North China and Shandong. According to Compendium of Materia Medica, it has the effects of clearing away heat and toxic materials and removing annoyance.

Huanglong wood is a valuable wood in Shaanxi, which is customized by finger joint and golden and shiny; Huanglongmu leaves are oval or obovate, about 4~7 cm long and 3~5 cm wide, with sharp tips and gray-green fluff on the back. Huanglongmu is a small shrub, which is usually considered as wood when it is 1~3 meters high.

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The oiliness of Huanglong wood keeps the wood from deforming, has a special fragrance and can drive away snakes, insects, rats and ants. The color of Huang Jinmu is oxidized to golden yellow by photosynthesis. The longer the time, the brighter the golden color will be, and the more beautiful the color will be as time goes on.

Huanglongmu usually likes light, but it is also resistant to semi-shade; Cold-tolerant, drought-tolerant, barren and alkaline soil, but not short of water and moisture, which will greatly affect the growth of trees. Deep, fertile and well-drained sandy loam grows best. Rapid growth; The root system is developed. Strong and cute. Strong resistance to sulfur dioxide. Flowering in April-May; The fruit ripens in May-June.

Baidu encyclopedia-Huanglong wood