Magical use of Chinese herbal slag Because of the nitrogen, phosphorus, potassium and other elements required for the growth of flowers and herbs in almost all of traditional Chinese medicine, therefore, the remaining residue of peony is an excellent cultivation of fertilizer. Put the remaining residue of the Chinese medicine in the tank or a larger container, mix some fresh soil, and then pour some water on it for a period of time. After the decay of the medicine residue, it will become rotted soil and can be used. Generally applied in the middle of the pot is better. The green onion skin is used to collect the peeled onion skin. After soaking in hot water of 40° C. to 50° C. for several days, it is a good flower fertilizer with various trace elements. When applied to the flowers, the flower branches can grow and flourish. More vivid. Fruits will also be used to cultivate the rest of the apple kernels. The peeled fruit skins and tomato pods will be crushed into the pots to make the flowers bloom more vividly. The eggshell is not discarded. The eggs in the eggshell are cleaned, then the shell is dried, crushed and then ground into a powder in a grinding bowl to be used as a base fertilizer. Take a little egg shell powder and mix it in the soil when you are in the pot, or you can bury it in the soil 2 to 3 weeks before the flowering or the result. Egg shells are rich in trace elements such as organic phosphorus, calcium, and iron. A lot of people poured orchids with sesame water. The Lanyang experts said: “The top of the house is raised with one or two pots of broccoli, and sesame oil and water are the best fertilizers. A pot of oil is sufficient for 100 ml of oil per year. Watering the flowers with sesame oil is on the one hand, and on the other hand, the flowers are opened. Fragrant, the leaves are more lush. "The best fertilization time is in the growth period, generally from the beginning of May, until mid-September, once every two weeks. Wastewater reuse Taomi water is rich in protein, starch, vitamins, etc. Watering flowers with Taomi water will make flowers more lush. Washing milk bags and washing fish water can make flowers and plants flourish. Watering flowers with cooled boiled eggs can make flowers and trees grow vigorously, colors are more beautiful, and flowering time is prolonged. Watering wastewater from aquariums can increase soil nutrients and promote flower growth.