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What kind of flowers are suitable for the bedroom and have no toxic substances, mainly flowers?
In winter, the frequency of indoor window ventilation is greatly reduced, and poor air circulation can easily lead to the increase of toxic and harmful gases such as carbon dioxide and sulfur dioxide. If you can raise a few pots of green plants in the room, it will not only beautify the environment, but also benefit the health of the homeowner. Teacher Mao Hongyu from the Department of Landscape Architecture of Shenyang Agricultural University provides some references for you to plant flowers in winter from the aspects of flower habits, air conditioning function, room area suitable for planting flowers, and maintenance knowledge.

air-filter

Cactus: such as Jinhu, unicorn palm, cactus and keel.

Purified air index: ★★★★★★★

Main functions: Absorb toxic and harmful gases such as formaldehyde and ether produced by decoration, and absorb computer radiation.

Scope of application: newly renovated living room, 40 square meters-150 square meters living room.

Maintenance method: I like drought and sunshine, and it is not easy to water it too often. Just water it once a month-half a month.

Expert comment: cactus is most suitable for indoor planting. Because it can absorb harmful gases such as formaldehyde and ether produced by decoration, release oxygen for 24 hours and absorb computer radiation, it is especially suitable for newly renovated rooms. According to the size, you can choose a living room and a study of 40 square meters-150 square meters.

Liliaceae: chlorophytum, asparagus, etc.

Net air index: ★★★★★

Scope of application: unlimited living area.

Main function: It can eliminate indoor formaldehyde pollution.

Maintenance method: Chlorophytum likes warm and humid semi-shady environment, is not cold-resistant, and is afraid of sun exposure. When it is hot in summer, it should be maintained in the shade or shade.

Expert comment: Chlorophytum and asparagus are affectionately called "purifiers" in the living room.

Araceae: Phyllostachys pubescens, spring rain and other foliage plants.

Purified air index: ★★★★★

Scope of application: larger plants are suitable for decoration plants in units and restaurants, and small plants can be placed in the living room to beautify the environment, preferably not in the bedroom.

Expert comment: In winter, citizens seldom open windows, so it is not suitable for placing fragrant plants in the house. Like cordate telosma, if placed indoors, it will not only compete with people for oxygen, but also stimulate the respiratory tract, which is easy to cause respiratory allergies. The above three foliage plants are beneficial to absorb toxic gases in the air.

Beech family: ornamental plants, such as banyan and Australian fir.

Purified air index: ★★★★

Scope of application: it is suitable to be placed in a spacious living room or used as an ornamental bonsai in a unit hall.

Main function: absorbing carbon dioxide.

Expert comment: Because Australian fir releases oxygen through photosynthesis, you don't have to worry about competing with others for oxygen when you put it in the room.

Sophora japonica: It is called natural humidifier.

Purified air index: ★★★★

Scope of application: same as Australian fir.

Main function: adjust indoor air humidity.

Expert comment: This plant can release water vapor and adjust air humidity, which is more suitable for indoor cultivation in dry winter.

In addition to the above ten kinds of recently popular flower plants, traditional plants such as ivy, canna and evergreen also have the function of regulating indoor air. It should be noted that try not to plant some fragrant flowering plants indoors. For example, the floral fragrance of oleander will make people sleepy and reduce their intelligence; The particles emitted by hydrangea can make people's skin allergic and itchy; Tulip flowers are toxic and alkaline, and too much contact can easily make people's hair fall off; The oily smell of pine and cypress flowers and trees will affect people's appetite.

The above is from Baidu

In fact, I personally recommend raising green radish, which is non-toxic, easy to raise, and has strong air purification ability. It looks comfortable, but it will not bloom.