1、 With what medicine

1. Aphids: aphids are very common in growth. If the number is small at the beginning, they can be directly killed manually and crushed by hand. If the quantity is relatively large, a small amount of chemicals can be sprayed, which can play the role of killing insects. In addition to using chemicals, the remaining cigarette butts can also be collected, soaked in clean water and sprayed, which has little impact on the plant

2. Scale insects: first remove them manually and scrape them down slowly with bamboo sticks. If you use medicine, you can use No. 20 petroleum emulsion and mix it with 200 times of clear water to form a solution for spraying

3. Assassin moth: you can spray 2.5% enemy oil to kill assassin moth, and the effect is better

4. If you can't distinguish any types of pests, you can first try to kill them manually and try to remove them as much as possible. You can also spray them with light salt water. If the effect is not obvious, you can buy baichongling directly, which can kill most of the pests

2、 How to prevent long worms

If the ventilation conditions are not good, it can prevent the growth of insects. If the ventilation conditions are not good, it can prevent the growth of insects