What should I do if the new leaves of red plum curl and the leaf edges rot?

Compared with flowerpots and plants, the soil conditions are unknown, so it is difficult to distinguish the cause of disease. But judging from the physiological reaction of plants, it is obviously caused by calcium deficiency. You might as well go to the plant protection store or the flower market to buy some nutrients. When you tell people about this plant disease, they will know what medicine to use for your white palm. In addition to the lack of nutrients, it may also be related to the root growth environment.