1、 Natural reproduction

Viola alba, also known as Viola alba, is a wild plant that can reproduce by itself. When the seeds in the plant are mature, they will crack and do not need special picking. They will float around with the wind and to other places. They may survive and reproduce, and then grow new plants

2、 Seed reproduction

In addition to natural reproduction, seeds can also be used for reproduction. Although there is no artificial introduction and a large number of cultivation, it can be tried

1. Time: sowing time can be in spring or autumn. Spring can be in the first and middle of March and autumn can be in the first ten days of August. It is more appropriate to maintain the temperature between 15-25 ℃

2. Soil: the selection of this aspect is very important. In order to ensure air permeability and nutrition, rotten leaf soil, garden soil, fine sand and base fertilizer can be mixed, and mixed evenly before use to ensure softness

3. Seeds: select suitable seeds without diseases and insect pests, so as to ensure a certain survival rate

4. Sowing: the method of sowing can be adopted. Spray water into the soil appropriately to evenly spread the seeds on the soil, and then cover it with a thin layer of soil. It doesn't need to be too thick to ensure that it can cover the seeds