Use plastic bags. Prepare a big plastic cover. If there is no place to look for it for the time being, it is also possible to prepare a large plastic bag. The method is simple, just cover the potted orchids with plastic covers or plastic bags. The key is to understand the reasons and advantages. The so-called bagging method of cultivating orchids refers to covering potted orchids with transparent plastic covers or plastic bags of appropriate size. The primary purpose of this is to improve the air humidity in the small environment where orchids are planted. After the basket is covered with a bag, the humidity of the ambient air in the bag is enhanced, and the problem of dry air and low humidity naturally does not exist, and at the same time, it is isolated from the trouble of dust.