Yunnan Taiping New City Management Committee responded to the public's doubts: "Green paint" is a tree wound protection agent

China Paint Network
News:
days ago, Anning City Taiping New City Management Committee for some residents suspected that the property company with green paint to paint the trunk to respond, the so-called "green paint" is actually a tree wound protection agent, can effectively prevent the loss of moisture nutrients, promote tree wound healing, improve survival rate. Because this protective agent resembles
paint
, it is mistaken for paint.
, Taiping New Town year-on-year temperature is lower than Kunming City, in winter many road trunks were frostbite, resulting in bark off. To this end, the Management Committee commissioned the property company to use tree wound protection agent for tree greening pipe. On the public's suspicion, the reporter interviewed two forestry experts in our province.
Chen Peng, deputy director of the Forest Conservation Research Institute of Yunnan Academy of Forestry Sciences, said that paint can also be used as a wound
coating
, because the paint has a large number of organic solvents, only used in the wound, can play a role in anti-corrosion and anti-drying and promote healing, if used in large areas of the tree, there will be side effects of burn healthy tissue, therefore, it is recommended to use special wound coating. He introduced that the current types of wood wound paint are purple varnish, asphalt paint, phenol paint, wax and so on. These coatings have their own advantages and disadvantages, such as purple varnish is not durable, poor water preservation, often due to the wound water loss dry and produce cracks, which create a good winter hiding place for pests and diseases; Asphalt coatings and phenol coatings harm live cells and are harmful to young tissues; Waxing is suitable for dealing with small wounds, etc.
, an expert in plant conservation at Southwest Forestry University, says trees are twiged every winter and spring and summer in some areas. Generally speaking, in winter with white lime water brush, charcoal water has the function of insulation and antifreeze, antibacterial insecticidal, but not rain wash. Spring and summer festival, many landscaping departments for large trees after the repair of branches will be the tree branches cut, sawing at the end of the plant wound protection agent. Wound protection agent has a variety of colors, such as green, red, brown, no matter what color effect is used, with strong adhesion and waterproof, can quickly form a layer of like paint protective film, with reduced tree nutrients, water loss, promote wound healing, rain-resistant flushing and prevent germs from entering the effect, conducive to the normal growth of trees.
Reporters learned from the garden department, in addition to the special tree wound protection agent, some places also use raw lime, animal and vegetable oil, pine, pine oil, copper sulfate and other wound protection agents for the tree healing, but also achieved better results.