1、 Breeding environment

1. Soil: the choice of soil is very important during potting maintenance. Bluebells like fertile and loose soil with good drainage

2. Watering: it likes a humid environment, especially during the growth period, it needs more water, but there can be no ponding, otherwise the root system will be unable to breathe and affect its growth

3. Light: its growth likes the irradiation of scattered light. It's best to place it in a semi shady place during maintenance. Be careful not to accept strong light, otherwise you will get sunburn. If you want it to bloom naturally, you have to accept 14 hours of light

4. Fertilization: fertilize frequently during the growth period. If it is a seedling, you can supplement more calcium and nitrogen fertilizer to promote growth

2、 Diseases and insect pests

During the maintenance period, it is easy to cause diseases and pests, mainly leaf spot, powdery mildew and aphids. When it is found, it should be sprayed with medicine for treatment. It can not be allowed to erode the plant, otherwise it will seriously affect the growth

3、 Breeding method

The propagation of Campanula is mainly sowing, which is carried out in early autumn. Before planting, the seedbed shall be arranged, the soil shall be turned deeply, the weeds shall be removed and disinfected. Before sowing, soak the seeds for about 12 hours. After treatment, it can be directly sprinkled on the surface of the seedbed without covering the soil. It can germinate in about half a month