1、 Ligen

Remove the diseased and rotten roots with sterilized sharp tools. For plants with few roots, you can't remove too much. You can only remove its root skin, and the central column should be left. As long as it has more than four good roots, all the other rotten roots can be removed

2、 Clear armour

If its leaf beetle is not removed in time, there will be a lot of insects parasitic in it. Therefore, it must be carefully cleaned to make its leaves cleaner. The withered pseudobulbs should also be removed together, but we must be careful not to hurt its leaf buds and flower buds

3、 Pruning

1. First, disinfect sharp tools such as scissors, and separate the healthy part from the diseased plant for better repair

2. Use different sharp tools for healthy and unhealthy plants so that they will not infect each other

3. Remove the empty root, rotten root, broken root or withered root. If you can keep the solid column of the root, try to keep it as much as possible

4. If the broken roots are fresh, they don't need to be removed, and some black roots are solid and don't need to be removed

4、 Precautions

First, the water to sprinkle its roots should be determined according to its roots, weather conditions and the moisture of the soil

Second, while pruning its roots, it should also remove its normally withered leaves

Third, the diseased leaves should be thoroughly cleaned up. For the diseased leaves in the leaf center, the diseased spots can be punctured with small tools, and then treated with medicine. After new leaves grow, they can be cut off