1. Craftsmanship value: The bark of the willow tree contains tannins, and the material is worse than that of dry willow. It can be used as utensils and papermaking raw materials. Catkins can be stuffed into chair cushions and pillows. The fiber of river willow bark can be used as raw material for textiles and ropes, and the branches can be used to weave baskets, baskets, wicker boxes, and safety helmets. Willow is light, easy to cut, does not deform after drying, and has no special smell. It can be used for construction, pit wood, box boards, match stems, etc. Wood has high fiber content and is a raw material for paper and artificial cotton. Willow wood and willow branches are good fuelwood. Many kinds of wicker can be used to weave baskets, boxes, hats, etc.
2. Ornamental value: The willow tree has a beautiful shape, leaves and flowers early, and is full of tender green in early spring. It is one of the main tree species in the northern temperate zone park. Such as weeping willow and Korean weeping willow, they have slender and drooping branches, like eyebrow willow leaves. A variety of shrub willow trees are resistant to pruning and can be cultivated into shrubs of various shapes or used as hedges. Willow trees are the most suitable for waterside greening in garden landscapes, such as "The Orioles in the Willow Waves" at West Lake in Hangzhou, and the "Peach Creek Willow Bank" in Huaxi, Guiyang.
3. Environmental value: Sweden obtains bioenergy by cultivating short-rotation willow coppice. Its afforestation land is mainly agricultural land, and the biomass produced is used for combined heat and power production in district heating plants. . Along with bioenergy production, willow coppice can also play a role in removing pollutants and improving the environment. Sweden has successfully used willow coppice for the treatment of municipal wastewater, garbage leachate, industrial wastewater (such as the wastewater after spraying logs in lumberyards), sewage sludge and sawdust, mainly through plant absorption to reduce water and Pollutants and excess nutrients in the soil promote the degradation of organic pollutants by soil microorganisms, a process called phytoremediation.
4. Medicinal value
① Willow flower: Willow flower is also called willow seed. It is cool and soft in nature. It can be used as a pillow to soothe the mind and hypnotize. If the willow flower is ground into fine pieces, it can be used for treatment. For jaundice, hemoptysis, vomiting blood, blood in the stool and amenorrhea in women, external use can still treat toothache.
②Willow leaves: Willow leaves have the same functions as catkins and are rich in tannins. They have the functions of clearing heat, detoxifying, diuresis and reducing swelling. Decoction in water can treat upper respiratory tract infections, bronchitis, pneumonia, and cystitis. , mumps, pharyngitis, smashed and applied externally to treat heel pain.
③Willow branch: Willow branch is a traditional bone-setting medicine in traditional Chinese medicine. Decoction in water can treat coronary heart disease, chronic bronchitis, urinary tract infection, burns and scalds, etc. Decoction in water, fumigation and washing, is good for rheumatism, Rheumatoid arthritis has obvious effects.
④Willow root: Willow root can dispel wind and dampness, reduce swelling and relieve pain. It can treat mastitis, toothache, otitis media, jaundice and other diseases. When boiled with wine and taken, its effect of dispelling wind, reducing swelling and relieving pain is better. .
⑤Willow bark: Willow bark can remove phlegm and improve eyesight, clear away heat and dispel wind. Decoction, fumigation and washing can also treat scabies.
⑥Willow shavings: Willow shavings are the moth mites in the willow tree insect holes. Decoction in water and bathing or hot cloth and warm ironing can treat pruritus and dermatitis.