What green plants are suitable for the classroom and can be matched with each other?

Plants that can absorb toxic chemicals.

Aloe, chlorophytum, Eupatorium odoratum, Eupatorium odoratum and Dendrocalamus giganteum are natural scavengers, which can remove harmful substances in the air. Studies show that Eupatorium adenophorum and Eupatorium adenophorum can absorb more than 80% of indoor harmful gases, and their ability to absorb formaldehyde is super strong. Aloe vera is also a good hand at absorbing formaldehyde, which can absorb 90% formaldehyde contained in 1 m3 air.

Ivy, cycad, chrysanthemum, kumquat, pomegranate, Scutellaria barbata, rose, camellia, pomegranate, Milan, daisy, Chimonanthus praecox, marigold, etc. can effectively remove harmful substances such as sulfur dioxide, chlorine, ether, ethylene, carbon monoxide and nitrogen peroxide.

Orchids, osmanthus fragrans, wintersweet, cauliflower taro and osmanthus fragrans are natural dust collectors, and their cilia can intercept and absorb suspended particles and smoke in the air.

Plants that can kill bacteria

Volatile oil produced by fragrant flowers such as rose, osmanthus fragrans, violet, jasmine, lemon, rose, carnation, lily of the valley and crape myrtle. Has obvious sterilization effect.

Crape myrtle, jasmine, lemon and other plants can kill diphtheria, dysentery bacteria and other protobacteria within 5 minutes. The scents of roses, carnations, lilies of the valley, violets, roses, osmanthus flowers and other plants have obvious inhibitory effects on the growth and reproduction of mycobacterium tuberculosis, pneumococcus and staphylococcus.

Cactus and other succulents native to tropical arid areas, the stomata on their succulent stems are closed during the day and opened at night, which absorbs carbon dioxide and produces oxygen at the same time, increasing the concentration of negative ions in indoor air.

Plants such as Hupilan, Huweilan, Tequila, Palm, Kale, Sedum, Rooting and Pineapple can also purify the night air.

Climbing plants such as Parthenocissus tricuspidata, grape, morning glory, wisteria, rose, etc. Planting around the house can make it climb along the wall or along the shelf to form a green arbor, which can effectively reduce sunlight radiation and greatly reduce the indoor temperature.

Lilac, jasmine, rose, violet, mint and other plants can make people relax, feel happy, help sleep and improve work efficiency.

Flowers should mainly beautify the environment. Good flowers can not only enjoy the sight, but also purify the air. In fact, different flowers should be placed in different places, and some flowers are still not suitable for entering the house, otherwise it will cause air pollution.

Aromatic function of common flowers

Roses are sweet: relax nerves, relieve physical and mental fatigue, and help to treat nervous system diseases.

Tulip: It can relieve eye fatigue and irritability.

Orchid fragrance: relieving lung heat, resolving phlegm and relieving cough is good for people with neurasthenia, but it should not be too strong, otherwise it will also cause dizziness.

White orchid fragrance: it can sterilize and purify the air.

Chrysanthemum flower fragrance: it can clear away heat and dispel wind, clear liver and improve eyesight, and can be used as an auxiliary treatment for headache.

Clove: It has obvious air purification ability and strong sterilization ability. Putting cloves indoors can prevent infectious diseases to a certain extent, but its fragrance is rich and it is not suitable to smell, otherwise it will make you dizzy.

Narcissus: It can make people feel quiet and warm.

Clever flower arrangement in the hall can prevent diseases ... >>& gt Three kinds of plants are suitable for indoor display.

Experts pointed out that indoor flowers should be planted with flowers that can absorb toxic gases, purify the air or sterilize, and some flowers themselves have the function of preventing and treating diseases. For example, chrysanthemum and wintersweet have the ability to absorb sulfur and hydrogen fluoride, and the volatile oil secreted by thyme and clove has bactericidal effect. Jasmine, Milan, osmanthus, crape myrtle, rose, rose, etc. It can emit volatile oil with bactericidal effect, while Ren Mei gum and honeysuckle have a strong absorption effect on fluorine, and so on.

Don't plant flowers in the ward and bedroom at night.

Many flowers have the function of purifying the air and promoting health, but if you keep some flowers at home, they will become the source of disease or the "killer" who leads to the recurrence and aggravation of old diseases. Therefore, experts suggest that you must know the nature of flowers before raising them. In case flowers are kept at home, your body will have problems.

Patients should not keep potted flowers indoors-because the soil in the flowerpot will produce fungal spores. When they spread into the air, they can easily invade people's skin, respiratory tract, external auditory canal, meninges and brain, causing infection, which is very harmful to patients with existing diseases.

Flowers should not be placed in the bedroom at night-because most flowers absorb carbon dioxide and release oxygen through photosynthesis during the day, but at night, it is just the opposite. Therefore, it is best not to put flowers in the bedroom. Flowers planted during the day will be moved out at night, at least not in the bedroom, so as not to affect people's health.

Too many flowers will harm your health ... >>& gt Flowers that can't be ignored in the room.

Some medical experts have done experiments and tests, and the results show that people who often smell flowers will have a certain impact on their mood and health. Chemical experts believe that the fragrance emitted by flowers consists of dozens of volatile compounds, including aromatic esters, alcohols, aldehydes, ketones and other substances. These substances can stimulate people's respiratory center, thus promoting people's respiratory function. If people breathe the fragrance beneficial to human body, they can make the brain get enough oxygen, regulate people's nervous system, promote blood circulation, and make energy, thinking and vitality reach a very high level. Therefore, flower therapy and aromatherapy came into being.

Experts pointed out that the fragrance of flowers can not only cure diseases and protect health, but also cause diseases and harm people's health. The fragrance of flowers in the air is too strong, and the oxygen content is relatively reduced, which will stimulate people to hyperventilate, reduce the oxygen content in the blood, and cause symptoms such as headache, dizziness and nausea. Some people with allergic constitution will be stimulated by some pollen, resulting in allergic asthma and allergic rhinitis. For example, orchids can help relieve hot cough, and may also play a catalytic role. The smell of orchids is too strong, which makes people feel too excited and dizzy The fragrance of lilies is exciting, but if it lasts too long, it will make people dizzy and may also make people insomnia.