What is the reason why the leaves of Anthurium andraeanum are rotten?

The main results are as follows: 1. Plants are damaged by freezing.

(1) specific reasons: if you do not pay attention to cold prevention in winter, and the plant suffers frost damage, then the leaves are likely to rot. This is a mild symptom, and if it is severe, the plant can easily freeze to death.

(2) solution: move the plant to a warm place immediately. The maintenance temperature in winter had better not be lower than ten degrees.

2. The air is too dry

(1) specific reasons: this situation mainly occurs in winter. The air in winter is generally dry and easy to cause rotten leaves.

(2) solution: you can move the position of the plant and put it in a place with higher humidity. You can also spray some water properly.

3. Too much watering

(1) specific reason: if too much watering leads to serious stagnant water, then the root will rot first. Next, the leaves will rot.

(2) solution: reduce watering immediately to see if the situation will be alleviated. If there is still no sign of remission, take out the plant, trim the roots, wash, disinfect, and dry before potting.

4. Disease causes

(1) specific reasons: there are some diseases that will make the leaves rot, such as "bacterial leaf spot" and so on. First there will be some disease spots, then the disease spots will expand, and then the leaves will rot.

(2) solution: get rid of the rotten leaves. Then, spray streptomycin sulfate. Spray it about once a week to ten days.