1、 Treatment of rotten roots

After the root is found to be rotten, dig it out, and then cut off all rotten roots. Do not damage the roots that are not rotten. Choose a warmer weather, replant, and replace with new flower pots and soil. It has strong adaptability and is not easy to die. Under careful maintenance, it can grow new buds from May to June of the next year and can be reared

2、 Change maintenance factors

1. Reduce water: generally, it has rotten roots, which is mainly caused by too much water, and the roots can't absorb it. After that, apply water according to the growth condition. Wait until the surface is dry, and then apply the next time. A certain amount cannot be too much

2. Replace loam: if the loam used is sticky, it will hinder growth and make it difficult for water to penetrate. A little fine sand can be added to the culture soil to ensure the drainage effect

3. Reduce fertilization: if too much fertilizer is applied, the root will be burned. It generally does not need fertilization, and the dosage must not be too much