The white juice inside Rosa davurica is toxic, and there are many small thorns on the branches. If it is accidentally pricked, it will easily stab the skin and get toxic juice, which will affect the health of the body. Therefore, it is not recommended to maintain it at home, especially if there are children or pets at home. The appearance of leopard skin flower is similar to the grain of leopard, so it is named. It is also called bad meat flower. When it blooms, it will give off an unpleasant smell, attract flies, not only pollute the air, but also breed bacteria. Drip Guanyin needs a lot of water during its growth. When there is too much water, it will drip from the tip of the leaf, which is toxic. If a child in the family accidentally eats food, it will endanger health, so it is not suitable for maintenance at home. There are milky juice and a lot of pollen in the flowers of oleander, which all contain certain toxicity and will lead to poisoning. From the health point of view, it is best not to maintain it at home to avoid endangering the health of family members. Poinsettia contains toxins harmful to the body, which can easily lead to respiratory related diseases. In addition, the white juice in its roots, stems and leaves is also toxic, which will easily lead to poisoning if it is accidentally touched. Cordate telosma blooms at night, and its fragrance is rich. Many people keep it at home, but its rich fragrance will stimulate people's sense of smell and be harmful to their health. According to legend, the flowers on the other side are flowers that grow on the yellow road, which will bring yin, so they are not suitable for cultivation at home and will affect the luck of the family. The flowers on the other side have low requirements on the environment during their growth, and are resistant to shade and cold, so it is more worry-free to cultivate them. The maintenance method of mimosa is simple, and it has certain ornamental value, and it will also produce lovely flowers. However, from the perspective of geomantic omen, it will lead to family tension, and even affect the fortune of family members, which is not good for interpersonal relationships, so it cannot be maintained at home. Evergreen leaves contain oxalic acid and asparagine, which are highly toxic. Once they come into contact with the skin, the skin will become itchy. Not only that, the fruit of evergreen is more toxic. If you accidentally eat it, it will cause swelling and pain in your tongue and throat. In severe cases, it will also lead to diarrhea and nausea, which will seriously affect your health. Therefore, don't maintain it at home. Although hydrangea has high ornamental value and is simple to maintain, it is not recommended to maintain it at home. Because from the perspective of feng shui, putting it at home will bring suffocation into the home and bring bad luck, so it is not recommended to maintain it at home.