What to do if there is white powder on the roses
Let me tell you about the small experience of plant cultivation when there is white powder on roses, as follows:
What to do if there is white powder on the roses
If there is white powder on the roses, it is likely to be infected with powdery mildew. It is necessary to cut off the infected leaves in time to prevent further infection and burn them. During the onset of the disease, in addition to pruning, measures for spraying and preventing the disease should be taken. Usually, 25% myclobutanil is used. If the disease is severe, fast clean can be sprayed. Also, pay attention to ventilation in daily care.
The above is the detailed content about what to do if there is white powder on roses, hoping it can be helpful to you!