1、 Scale insects

Scale insects are very common pests, which mainly harm the stems and leaves of Xingfu tree. They are easy to occur in the season of high temperature and humidity, especially in the environment with poor ventilation. To remove this pest, it is difficult to take effect by medicine alone. Adults need to be caught with wet rags or transparent tape. In addition, if you want to prevent larval hatching, you can properly spray 1000 times of chlorpyrifos solution

2、 Starscream

Starscream is not a spider, but a mite. This pest will cause the new leaves of happiness tree to wrinkle and curl, and the surface is uneven. It usually occurs in large numbers from June to September, especially when the temperature is high and the air is dry. If the environment is humid, it is much less. Aiming at this pest, it is usually sprayed with pyridaben, nisolan and other special anti mite agents

3、 Aphid

There are many kinds of aphids, usually sucking the juice of plants. For happy trees, green peach aphids are more common. This pest can cause the leaves of the plant to wrinkle and deform, as well as honeydew spots. This pest is relatively large and easy to find. It is usually eliminated with phoxim, Omethoate, enemy killing and other drugs

4、 Whitefly

Whitefly is also one of the common pests. In addition to directly endangering the plant, it may also infect diseases. In addition, its excreta will affect the plant respiration and hinder its photosynthesis. Usually in the early stage of the disease, it is necessary to spray with Pirimicarb or chlorpyrifos, usually once every 5-7 days, 2-3 times