What are the common diseases of Vinca rosea? Disease prevention and control of Vinca rosea

Vinca rosea is a beautiful flower that many people like very much. It has bright colors, attractive fragrance and is particularly beautiful. Many people like to grow it, but in the process of growing vinca rosea, people often encounter some diseases and insect pests, which are very detrimental to the growth of vinca rosea. So how should the diseases of vinca rosea be prevented and treated? The following editor will tell you in detail.

Disease control of Catharanthus roseus

1. Vinca rosea base rot

Basal rot is a disease that is often encountered in the growth process of vinca roseus. After it occurs, it mainly endangers the base of the stem of vinca roseus, turning that part brown, and in severe cases, the whole plant will die. At this time, the dead vinca roseus should be removed in time, and new potting soil should be replaced.

2. Vinca rosea black spot

Black spot is also one of the common diseases of Catharanthus roseus. After it occurs, some black spots of varying sizes will appear on the stems and leaves of Catharanthus roseus. After a long time, the entire leaf will die. For daily prevention and control, you can implement crop rotation and remove diseased leaves and stems in time. In addition, you should also spray with drugs. Mancozeb is the best choice for treating this disease.

3. Vinca roseus yellowing disease

Chlorosis is also a common disease of Catharanthus roseus. After this disease occurs, the whole plant of Catharanthus roseus will turn yellow. The most effective way to deal with it at this time is to remove the diseased plants. When planting, healthy mother plants should be selected for reproduction. In addition, after Catharanthus roseus develops chlorosis, it can also be treated with tetracycline, and the treatment effect is relatively obvious.