1、 Aphid

1. Introduction: it is the most important pest, which is harmful to roots, stems and other parts

2. Treatment: the treatment method should be adjusted according to different periods. If it is the initial stage, wash the plant directly with clean water. If they are not washed clean, wipe them with a cloth. Be sure to get rid of them completely, or they will multiply quickly. If the disease is very serious and the number of insects is very large, you need to use potions, such as trichlorfon. Or smoke it with the help of mosquito repellent incense

2、 Scale insects

1. Introduction: they will not only directly harm the plant, but also indirectly lead to soot disease. They must be treated in time

2. Treatment: kemiedan powder can be used to kill insects in the initial stage. If the situation is more serious, they can be eliminated by sprinkling lime powder. After killing most of the insects, put the plants in a shady and windy place. Also pay attention to drainage, which can promote plant recovery and prevent pests

3、 Starscream

1. Introduction: it will make the leaves turn yellow and the plants grow poorly. It usually appears on the back of the leaves

2. Treatment: prevention is very important. The temperature should not be too high and the light should not be too strong, otherwise red spider is easy to breed. After discovery, the quantity is small, and they can be washed away with clean water or the water soaked with cigarette butts. When the quantity is large, you can use drugs, such as Omethoate< a>