How to prevent and control powdery mildew of the rich tree, this is the correct way to deal with it!

Common diseases of the rich tree

The disease that the rich tree suffers from most frequently is powdery mildew, which is mainly manifested by a layer of white powdery substance attached to the surface of the leaves. It starts as a small yellow dot, and then gradually expands into round lumps. After the mold spreads, the beauty and health of the plant are seriously reduced. The disease develops quickly and is highly contagious. Once the best prevention and control period is missed, it can easily cause serious consequences.

Powdery mildew damage

Powdery mildew often occurs on the young stems, tender leaves, flower buds, petals and other parts of the rich tree. The spots will gradually expand and eventually intensify into white powder that blocks the normal functions of the leaf surface. In more serious cases, the leaves will gradually shrink and curl, and the tender young buds will be unable to open, appearing deformed, which seriously affects the ornamental value of the fortune tree.

Powdery mildew control

Physical prevention

If you want to prevent powdery mildew, you must first choose some disease-resistant plant varieties when cultivating. Before cultivation, you must carefully inspect the plants and cut off the diseased branches. In addition, the soil in the flower pots should be strictly disinfected before planting so that hidden pathogens will not appear on the seedlings.

Secondly, take remedial measures based on the cause of powdery mildew. You can wipe off the white powder on the surface of the leaves and then place them in a ventilated environment.

Chemical control

According to the symptoms of the disease, go to a regular pharmacy to buy medicine for powdery mildew, use a scientific method to mix water, and spray it on the diseased leaves, which can generally be an effective treatment.