Common diseases and insect pests of perfume lilies and their control

1. Disease

The first is called Botrytis cinerea. It is a disease caused by fungi. When the temperature is relatively high and the humidity is relatively high, the disease occurs more frequently. Its harm range is relatively wide, leaves, flowers, stems are likely to suffer. To control it, the first step is to clean up the parts that have been affected by the disease. In addition, you can spray some potions, such as metalaxyl and so on. Also, the management after that is also very important. For example, when applying fertilizer, apply more fertilizer containing P and K to improve the ability of disease resistance. Also, strengthen ventilation and don't pour too much water on cloudy and rainy days.

(2) the second disease is called root rot. As the name implies, it is mainly harmful to the roots. First of all, the root of the plant will rot. Then, due to the inability to absorb water and nutrients, the whole plant may die. The disease often occurs from March to May. Metalaxyl can also be used to deal with this disease. In addition, it is also a good way to disinfect the soil.

(3) the third kind is called "blight", which mainly harms the roots. It may cause some brown spots on the plant. At its worst, it gradually dries up and dies. If we are infected with this disease, we must first disinfect the soil. Then there is spraying, such as chlorothalonil and so on.

2. Insect pests

There are many pests that harm this plant, such as "aphids", "grubs", "ground tigers" and so on. They often appear in groups and are relatively harmful. The most effective way to deal with them is to spray all kinds of chemicals. For example, omethoate and so on.