What plants can be put in the room to drive away mosquitoes and flies?

It contains medicinal ingredients such as citronella oil, and emits lemon fragrance all year round, which can not only repel mosquitoes, but also purify the air. Citronellal can be synthesized in vivo by using citronellal production gene. Citronellal has a very good mosquito repellent effect and can avoid hundreds of mosquitoes. In addition to synthesizing and discharging citronella oil, it can also synthesize oil cells of stems, leaves and flowers and release natural aromatic gases, such as citronellol.

Second, mint

It contains menthol, menthone and other medicinal ingredients, and has a special fragrance, which makes mosquitoes dizzy. The whole plant is green and fragrant. The leaves are opposite, the flowers are small lavender, lip-shaped, and the fruit is dark purple-brown after flowering.

Third, Molly.

It contains medicinal ingredients, such as jasmonate and mannitol. It has a rich fragrance of flowers and can be placed indoors in summer to prevent mosquitoes from escaping. The flowering period is from May to August, and the fruiting period is from July to September. Jasmine is very fragrant, which is a famous raw material for scented tea and an important essential raw material. Flowers and leaves are used to treat red eye and swelling, and have the effects of relieving cough and resolving phlegm.

Fourth, geranium

It contains citronellol, citral and other effective components. It has the efficacy of sterilization and insect repellent, and tastes slightly like roses, flies and flies. Pregnant women are forbidden. The seedlings of geranium are succulent herbs and the old plants are semi-lignified. In the west, it is a good decorative windowsill flower, especially in European countries, such as Germany and Austria.

Verb (abbreviation for verb) lavender

It contains active ingredients such as linalyl acetate and linalool, and is known as the "Queen of Vanilla". Open a blue-purple flower, the faint fragrance can be dispelled, and it has the effect of calming the nerves.

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