Prevention and treatment of soot disease of Sedum Babao

Soot disease mainly harms leaves and petioles, resulting in black mildew spots. It will not lead to the direct death of Babao, and it is easy to be ignored, but because of its strong infectivity, it must be discovered and treated early, otherwise the owner will cry, and no one can help you then.

Symptoms of soot disease in Sedum Babao

In the early stage of soot disease, there will be many small black spots on the leaves, which are not easy to be found. But it will become more and more serious, there will be many brown, gray, black mildew spots visible to the naked eye, mildew spots gradually expand, so that the leaf surface is covered with black soot, then the leaves turn yellow and slowly wither until death.

A hot and humid environment

In the environment of muggy summer, strong light, indoor maintenance, high air humidity and poor ventilation, it is easy to breed bacteria and cause plants to be infected with soot disease.

Fungal infection

Insect pests carry fungal infection, and the secretions of aphids and scale insects will aggravate the infection and lead to the disease.

Incidence regularity of soot disease in Sedum Babao

The essential cause of soot disease of Sedum Babao is that fungal pathogen overwinters on fallen leaves and is spread by wind, rain, insects and so on in spring next year. Hot and humid, poor ventilation, frequent pests and other cases, will aggravate the disease.

Prevention and control of soot disease in Sedum Babao

The eight treasures should be properly trimmed and placed in a well-ventilated and transparent position to reduce humidity.

Sedum Babao is properly sprayed with germicidal agents during summer dormancy to eliminate the source of overwintering disease.

The occurrence of soot disease of Sedum Babao is closely related to the occurrence of diseases and insect pests. Spray dichlorvos or oil emulsion to kill pests, but the concentration of the agent must be low, otherwise your meat will not die, you will first be killed by your confused master!