Common diseases and pests of Agave giltendron

1. Introduction

It is a perennial plant, and its leaves remain green all year round. It is generally planted in gardens and is grown in the southwest and south China. It originated in the Americas and can be used as an ornamental plant. It can also be used to treat the body. It can treat cough, asthma, meridian problems, etc. It tastes sweet and a little spicy. The leaves contain a substance called saponin.

2. Diseases

1. Common diseases include leaf spot, which causes brown spots to grow on the leaves; anthracnose mainly corrodes the leaves, causing them to become diseased and develop spots. The color will gradually darken and the area will gradually expand. Finally, the entire leaf will be corroded and rot. Another disease it often suffers from is gray mold.

2. Prevention and control: It suffers from diseases mainly because the environment is too bad and the owner is not attentive. If the air is too hot and humid, the ventilation is poor, or too much nitrogen fertilizer is used, it will easily get sick, so preventive work should be done in normal times.

When it is very hot in summer, it is necessary to ventilate it and apply fertilizer reasonably to ensure that it has enough elements for its growth, especially trace elements. If it has already become sick, remove the diseased leaves to avoid infection everywhere, and then use a little Bordeaux, etc., and spray it once a week according to the dosage on the instructions. The best way is to use several medicines alternately to avoid the emergence of drug resistance.

3. Pests

The most common insects are scale insects and mealybugs. If you find insects on its leaves, you can remove them manually by pinching them off with tweezers and then spraying some medicine on the leaves. If you find insects in the soil, you need to change the pot and soil in time, disinfect its entire body, and trim off any rotten roots. Finally, put it in the pot. Before that, it must be disinfected. There must be no insect eggs in the soil, and fresh soil must be used. If you want to use medication, you can use DDT, and pay attention to ventilating it during daily care.