What do aphids fear most?

Aphids are the most common pests in flowers. It is very destructive, but there are also many natural enemies in nature. Like many creatures, their biggest natural enemy is us. ?

For some friends who don't know how to grow flowers, this pest is easy to appear on flowers. Because this pest is very destructive to all crops, many people use pesticides to kill it.

Aphids, nicknamed honey stinkbug, are mainly distributed in subtropical and warm zones. There are thousands of aphids. From the appearance, different kinds of aphids are also very different. But all aphids are less than 5 mm in length, and most of them are mainly green. There are brown, black and pink aphids.

In general, aphids will breed in summer, and the whole breeding period can be as long as one month. In this month, a female aphid can lay hundreds of millions of eggs, which is very fertile and destructive to many plants. They all feed on the juice secreted by plants, which contains sucrose. Therefore, what they excrete is also called secret dew. They keep eating during the day, so aphids excrete a lot.

But in nature, aphids are herbivores and the most important food for many carnivorous insects, such as scarabs, spiders, ladybugs and ants. Are the biggest natural enemies of aphids.

If aphids appear on flowers at home, they can also be eliminated by plant ash at ordinary times. Plant ash contains insecticidal and bactericidal functions. Plant ash can be soaked in water at the ratio of 1:5 for one day and then filtered. Spray on the leaves of flowers. Spray once every other week. Spraying for three times in a row can effectively prevent the invasion of pests such as aphids.