What's the deal with the white spots on the rose leaves?
Here is a detailed explanation for netizens about the issue of white spots on rose leaves in the context of green plant and flower cultivation, with the following specific content:
What's the deal with the white spots on the rose leaves?
The white spots on rose leaves are usually caused by powdery mildew, a common disease. The upper surface of the leaves will gradually develop pale yellow spots, the leaves will wrinkle, and they may fall off. In this case, it is important to promptly remove all the affected leaves and spray fungicides such as myclobutanil or thiophanate-methyl. There may also be pest infestations, in which case manual removal is recommended if the number is small. If the infestation is severe, it will be necessary to spray pesticides for control. Additionally, the cultivation environment should be adjusted in the later stages.
This article shares some knowledge and tips about the white spots on rose leaves, hoping that reading this can be of some help to you!