Which plants should not be put indoors? Orchids can easily cause insomnia.

Orchid fragrance can be hyperactive and cause insomnia. The pollen emitted by Bauhinia can trigger asthma or aggravate cough symptoms if it is in contact with people for too long. Mimosa mimosa in the body is a very toxic organic matter, too much exposure to the human body will make hair fall off. Rose sent out by the rich fragrance, will make some people have chest distress discomfort, suffocation and breathing difficulties. Lily fragrance can also make people's central nervous system overexcited and cause insomnia. Night primrose stops photosynthesis at night, a large number of exhaust gas, will make hypertension and heart disease patients feel depressed; at night will emit a large number of olfactory stimulation particles, smell too long will make hypertension and heart disease patients feel dizzy, depressed discomfort, and even worse. The aroma of coniferous flowers and trees has a stimulating effect on the stomach of the human body, which not only affects appetite, but also makes pregnant women feel upset, nausea and vomiting, dizziness. Geranium causes allergic reactions in some people; tulip flowers contain alkaloids that can make people dizzy and lose hair over time.

Poisonous flowers and pinellia ternata, turtle back bamboo, Overlord whip, tiger thorn, coral flowers, purple wood, garlic, yellow cicada and so on.