1 cordate telosma
The vines and shrubs of cordate telosma are oxygen-consuming flowers with milk. Its photosynthesis is only in the daytime, but it also consumes a lot of oxygen. After the photosynthesis is stopped at night, a lot of waste gas will be discharged, and the smell is fragrant, especially at night, which will make patients with high blood pressure and heart disease dizzy, depressed and uncomfortable, and their condition will be aggravated, so don't cultivate them indoors.
2. Hydrangea
Hydrangea, also known as hydrangea and Ajisai, is a deciduous shrub with changeable colors. It can be used as medicine and has the effect of treating heart disease. But its stems and leaves are poisonous and can cause allergies. If you eat it by mistake, it will also cause abdominal pain, skin pain, vomiting, weakness and other phenomena, and more seriously, it will cause coma, convulsions and blood circulation collapse in the body. So don't let it appear in your own home.
3.oleander
Nerium oleander, also known as willow, has a special fragrance and is a famous ornamental flower. It has a strong ability to absorb dust and toxic gases. The whole plant is poisonous, and the fragrance of flowers will make people sleepy and mentally decline. It contains many cardiac glycosides, which can make people or animals sick, vomit, abdominal pain, diarrhea, abnormal heart rate and even death. So don't leave it at home.
4. Daphne genkwa
Daphne genkwa, also known as Daphne odora, is a popular shrub decoration in Europe. It has evergreen seasons, smooth branches and leaves and charming flowers, but they are all highly toxic. Eating by mistake can cause strong vomiting, internal bleeding, coma and even death.
5. Lycoris radiata
Lycoris rubra, also known as Mangosteen, is also called the other side flower because the leaves and flowers never intersect. The bulb contains alkaloid Rickling poison, which can cause vomiting, spasm and other symptoms, and has obvious effects on the central nervous system. It can be used for sedation, drug metabolism inhibition and anticancer. But eating by mistake can lead to poisoning, ranging from vomiting and diarrhea to central nervous paralysis, which is life-threatening, so don't leave it at home.
6.calla lily
Calla lily has a strange shape, and its colors all represent eternal, elegant, pure and noble love. However, under its beautiful appearance, it is toxic and contains a lot of herbal calcium crystals and alkaloids. Poisoning symptoms such as drowsiness will occur if you eat it by mistake. Although it will not release toxic substances, it is better to stay at home and take care of the children.
7.cuckoo in yellow
Yellow rhododendron, also known as "Rhododendron", has yellow, light yellow and wide funnel-shaped flowers. It is a traditional Chinese medicine with the functions of relieving pain, expelling wind and removing dampness. It can be used as surgical anesthesia, but it will be poisoned by eating it by mistake, resulting in nausea, vomiting, diarrhea, slow heartbeat, decreased blood pressure and dyspnea. Will die of respiratory arrest.
8.narcissus
Narcissus is one of the top ten famous flowers in China. Commonly known as "Ling Boxian". It only needs clear water to support it, and it doesn't need soil cultivation. Its flowers are delicate and charming, white and lovely, and the flowering period is long. But narcissus is poisonous, and eating it by mistake can cause nausea, vomiting, abdominal pain and diarrhea. So pregnant women and children should not be kept at home.
9.tulips
Tulips have many colors and represent different meanings. Although these flowers are dignified and elegant in appearance, they contain toxic substances. Staying in such flowers for an hour or two will make you dizzy and your hair will fall off seriously, so you can't keep it at home, especially in your bedroom.
10, poinsettia
Poinsettia, also known as Christmas flower, is a flower suitable for any blessing, but its whole plant is toxic, and the white milk in its stem contains many toxic alkaloids. If the skin comes into contact with it, it will easily lead to allergic symptoms such as redness, fever, itching and local papules. Eating stems and leaves by mistake may lead to gastrointestinal reactions and neurological disorders, and in severe cases, it is easy to die of poisoning. So you can't put it indoors.
Ornamental flowers are a kind of flowers. Ornamental flowers have certain ornamental value and are suitable for indoor and outdoor decoration, beautifying the environment, improving the environment and enriching people's lives. Including trees, shrubs, vegetation and aquatic plants. The main features are peculiar flowers, exquisite shapes, bright colors and fragrant smells, which are widely loved by people. As a "sunrise industry" in the new century, flower industry is a green industry with economic, social and ecological benefits.
Indoor flower decoration should master the characteristics of indoor ecological conditions. Indoor temperature, humidity, light and other conditions are not only affected by changes in spring, summer, autumn and winter, but also change with the orientation, area, space, architectural form and structure of the house. Even the local conditions of the same room are different, and the indoor ecological conditions are closely related to the heating and cooling facilities.
We should choose flowers and plants according to indoor ecological conditions. Flowers are mainly plants that like warmth and good shade tolerance, such as ferns, Ficus, watercress and so on. Leaf-viewing flowers are the mainstream of interior decoration in the world today. They have a long viewing period, simple management and strong adaptability. Some varieties have bright leaves and look better than flowers. There are about 100 species of foliage flowers available. Flower arrangement can also be a suitable choice for indoor flowers. Flexible and light, beautiful and generous, can be inserted into the decoration at any time, less affected by ecological conditions. If the flowering plants are placed indoors, insufficient light will affect the formation of flower buds. Even if they bloom, the flowers are small or not bright in color.
reference data
Baidu encyclopedia-ornamental flowers