Pittosporum absorbs photochemical smog and is dustproof and sound-proof. Also known as Qilixiang, Pittosporum is an evergreen shrub or small tree. The height of potted plants varies from 0.5 m to 1.5 m. The leaves are leathery and shiny, with terminal umbels, flowering from April to June, and the flowers are white or greenish and fragrant. Sex likes warm and humid environment, sunshine and semi-shade tolerance. Always spray water on the leaves during the growth period, and the water should be dry and wet. Before and after flowering, a pancake should be fertilized with water. I like plenty of light, the wintering temperature is higher than 5℃, and watering is controlled when the room temperature is low in winter. Pittosporum has strong branching ability and is resistant to pruning, so it should be pruned from seedlings, and topping can promote the development of lateral branches, and the crown is often pruned into a ball shape.
Aloe vera can reduce the pollution of benzene and formaldehyde and increase the concentration of negative oxygen ions. It can also be used for relieving inflammation and treating traumatic injury. Perennial evergreen herbs of Liliaceae. Fleshy leaves alternate with cylindrical fleshy stems. There are many varieties, including arborvitae aloe, American aloe and China aloe. Racemes are extracted from leaves and grow upright, with small orange flowers with red spots. Like warm and humid climate conditions, not cold-resistant, and the room temperature in winter is not lower than 5℃. Not strict with soil requirements, drought and salt tolerance, like good drainage, fertile and loose sandy loam. I like sunshine, I don't like shade and shelter from the wind, or I often pick leaves, and I don't like flowering. In the vigorous growth period of spring, summer and autumn, the basin soil should always be moist, but no water can accumulate.
It is found that green plants have a good purification effect on indoor air pollution, and their ability to inhale chemicals mostly comes from microorganisms in potted soil, not mainly from leaves. In the living room, planting one or two pots of flowers and plants every 10 square meter can basically eliminate pollution.
Some flowers and plants that can purify the indoor environment are: (Chlorophytum, Huwei Lan, Aloe, Ivy, Tequila, Rose).
1, Zi Yuan, Astragalus membranaceus, containing tobacco and Celosia cristata, can absorb a lot of radioactive nuclides such as uranium.
2. Ivy, rose, rose, aloe and evergreen can effectively remove trichloroethylene, hydrogen sulfide, benzene, phenol, hydrogen fluoride and ether indoors.
3, eucalyptus, asparagus, Euphorbia, cactus, can kill germs; Asparagus can remove heavy metal particles.
4. Ivy, fig, Penglai banana and aloe can not only deal with harmful substances such as bacteria brought back from outdoors, but also absorb dust that is difficult for even a vacuum cleaner to absorb.
5. Phyllostachys pubescens, Eupatorium odoratum and Eupatorium odoratum can absorb more than 80% of indoor harmful gases.
6. Citrus, rosemary and chlorophytum can greatly reduce bacteria and microorganisms in indoor air.
7. Roses can absorb more harmful gases, such as hydrogen sulfide, benzene, phenol, hydrogen chloride and ether.
8. Wisteria has strong resistance to sulfur dioxide, chlorine and hydrogen fluoride, and also has certain resistance to chromium.
The miraculous effect of green plants on air purification.
The miraculous effect of green plants on air purification.
(1) Under the condition of 24-hour illumination, aloe can eliminate 90% of formaldehyde in 1 m3 air, ivy can eliminate 90% of benzene, agave can swallow 70% of benzene and 50% of formaldehyde, and Eupatorium adenophorum can absorb 96% of carbon monoxide and 86% of formaldehyde.
(2) Green radish, aloe, chlorophytum and Eupatorium adenophorum can remove formaldehyde. 15 square meter living room, planting two pots of Eupatorium or Chlorophytum can keep the air fresh and free of formaldehyde;
(3) Chlorophytum can effectively absorb carbon dioxide and release toxins at the same time. If there are enough chlorophytum indoors, it will kill 80% of harmful substances within 24 hours;
(4) Planting one or two pots of Phyllostachys pubescens and Buxus macrophylla in the room of 10 square meter can absorb more than 80% of indoor harmful gases;
Four. Suggestions on placing flowers in the natural environment
(1) living room. If the living room area is not large, the flowers should not be too high. When placing it, you should try to pull over and stay out of the way. The living room should be placed with tall and straight plants with vivid shapes, such as Phoebe bournei, Bambusa, and Brazilian wood.
(2) horizontal. Too many plants should not be placed in the bedroom, and small and medium-sized plants such as kumquat, osmanthus and pocket pomegranate can be selected appropriately;
(3) learning. The study should create an elegant and quiet atmosphere, and it is advisable to use light-colored foliage plants or potted flowers. Such as green radish, brown bamboo, asparagus and so on. Putting a pot of asparagus on the desk and hanging some plants on the bookshelf will make the whole study look elegant and fresh;
(4) the kitchen. The temperature and humidity in the kitchen change greatly, so we should choose some small potted flowers with strong adaptability, such as small rhododendron, small dragon blood tree, ferns, small potted plants and so on. In particular, flowers with too much pollen should not be used in the kitchen;