Evening primrose: also known as evening primrose tree, with heart-shaped leaves and hairy edges. Every summer and autumn, clusters of yellow-green bell-shaped flowers will bloom in the axils of leaves, and when they go to the treetops in the same month, they will float out bursts of fragrance, which makes mosquitoes afraid. It is a good mosquito repellent. Lavender: It's a kind of small blue-purple flower. Like to be dry, the flowers are like wheat ears, and usually bloom in June. Lavender itself has insecticidal effect. People usually put sachets made of lavender in the cupboard, and some put them in the bedroom to repel mosquitoes. Nepenthes: It is a typical insect-eating plant. It has strange leaves and a rectangular "bug trap" hanging at the top. The bottle mouth has a lid, which can be opened and closed. He is a master at catching mosquitoes. Geranium: Geranium is full of flowers and balls. In hot season, it is placed in a cool outdoor environment; Watch it in a bright room in the cold season. Geranium has a unique smell that makes mosquitoes and flies run away. Qilixiang: a small shrub that is evergreen all the year round. It is umbrella-shaped, with many branches, bright leaves, dense flowers and white. After flowering, it can bear red berries, which adds beauty to the simple room. Touch its leaves, you will feel a thick sweet fragrance, which has a good mosquito repellent effect. Cordyceps sinensis: Compositae herb, which can grow to 1 m high, has small yellow flowers, each with hundreds of flower heads, and each flower head has mucus around it, just like five little fingers sticking out. When the mosquito landed on it, it was stuck, and then the worm was slowly digested by it. Put a potted plant to catch mosquitoes and vacuum at home. Mosquito repellent vanilla: The lemon twist fragrance emitted by mosquito repellent vanilla is mainly citronellal, citronellol and other aromatic natural essential oils with mosquito repellent effect to achieve the purpose of mosquito repellent. In addition, unlike other insects such as flies, mosquitoes like "dark" environments. So you can use an electric mosquito swatter to kill mosquitoes in the room before going to bed. If you are afraid that mosquitoes will not be completely eliminated, you can try the following methods: first close the doors and windows, lie in bed for a nap, draw mosquitoes out, and then eliminate them. Hehe, my own experience. Check pots and pans, floor drains, sewers, flower pots, etc. There is water in the house, cover it with a lid and change the water frequently. Floor drains, sewers and other places to prevent water accumulation, and often spray some pesticides to prevent mosquitoes from entering the living environment. Mosquitoes love to hide in radiators, under beds, under tables, corners and other hidden places. You can smoke them with mosquito-repellent incense and kill them one by one. Mosquitoes like to lie on the window when it is dark at night, so don't turn on the light at this time, and kill them with a fly swatter or mosquito repellent. Pay attention to close the screen window and screen door, and don't leave the door wide open to let mosquitoes in. If you are afraid of mosquito bites in the wild at night, you can buy insect repellent such as mosquito bites and apply it to your body for about 4 hours. Don't litter cans, mineral water bottles, egg shells and other rubbish that is easy to accumulate water, so as to reduce mosquito breeding grounds. If you are on a business trip or don't live for a long time, cover the toilet and clean the water in the sink to prevent mosquitoes from laying eggs. Mosquitoes are very sensitive now, and it is difficult to beat them with flies. You can aim mosquito spray at them and kill them easily. Using natural materials can also prevent mosquitoes healthily. Principle: Rutaceae plants, such as orange peel, Liu Ding peel, etc., are wrapped in stockings after drying and placed in the corner, which is also a mosquito repellent. A recent study in Beijing found that the extracts of Azadirachta indica, Azadirachta indica and other plants have a good control effect on mosquitoes. If the kerosene lamp with azadirachtin oil is used, it can prevent mosquito bites, and it can also be made into electric mosquito incense tablets with a concentration of 5 ~ 10%, which has a good mosquito repellent effect. The Institute of Microbiology Epidemiology of Beijing Academy of Military Medical Sciences found in animal experiments that the following mosquito repellent plants are widely used: 1 ~ 3 hours effective: white orchid, camphor, Qilixiang, fennel, mint, calamus and so on. Effective for 4 ~ 6 hours: star anise and citronella. Effective for 7 ~ 9 hours: hawthorn, calendula, etc. The effective anti-mosquito essential oil in human experiment is: 1 ~ 2 hours: mint, lavender, clove oil, holly, laurel and white camphor oil. Effective for 2 ~ 4 hours: celery rapeseed oil, orange peel oil and cinnamon oil. Studies have shown that if camphor oil is applied to the skin, the mosquito repellent protection time can reach more than 6 hours. Disadvantages: However, the disadvantage of natural mosquito control is its limited effect and short maintenance time. Suggestion: Nature does not mean safety. How much earthwork does it take to be effective? Orange cellophane mosquito repellent method: put the transparent orange cellophane on a 60-watt light bulb and mosquitoes will flee everywhere. Dry orange peel mosquito repellent method: light a few pieces of dry orange peel or orange peel indoors, and mosquitoes will flee in a hurry. Apply grass to repel mosquitoes: use appropriate amount of mint leaves, perilla leaves or tomato leaves to knead into juice and apply it to the naked skin of human body. Mosquitoes will smell the special smell of these plant juices for fear of avoiding them. Dissolve 0/3 to 5 tablets of vitamin B/KLOC-in water and wipe the exposed limbs to repel mosquito bites. Soak two pieces of star anise in the seasoning of warm water washbasin, and take a bath with its water to keep mosquitoes from approaching. Mosquito repellent method of toilet water: Some toilet water not only has mosquito repellent effect, but also contains the "six-spirit stock solution" of Chinese herbal medicine, which has the functions of cooling, eliminating malnutrition and relieving summer heat in midsummer, and can be described as "one thing for multiple purposes". Especially suitable for children. Mosquito repellent for flowers and plants: Qilixiang, Cordyceps, Drosophila melanogaster, mosquito repellent, cordate telosma, marigold: jasmine, mint, etc.