What is the white fluffy substance on the branches of the Chinese rose
Today, the editor will elaborate on the topic of the fluffy white substance on the branches of the Chinese rose, with the following specific introduction:
What is the white fluffy substance on the branches of the Chinese rose
When a white fluffy substance is found on the Chinese rose, it may be powdery mildew. This disease can directly cause the leaves to wither, and in severe cases, it can spread throughout the plant, leading to death. Therefore, it is important to treat it promptly once it occurs, for example, by spraying 15% fludioxonil 1000 times liquid, twice a week.
In the process of raising Chinese roses, if fluffy substances are found on the branches and leaves, it is very likely to be powdery mildew. This disease can cause the branches and leaves of the Chinese rose to wither, and if the situation is serious, it will spread to the entire plant, eventually leading to plant death, so preventive measures are necessary.
1
Firstly, if the disease is relatively mild, the diseased leaves of the Chinese rose can be removed first, and it is necessary to wear protective gloves. Then, some branches should be pruned, for example, the suckering branches, withered branches, and old branches on the lateral branches. After disinfecting the cut ends, place them in a well-ventilated and breathable environment.
2
When the disease is more severe, the use of chemicals for spraying is recommended. Generally, 15% fludioxonil 1000 times liquid, 2% antimycotic agent aqueous solution 200 times liquid, or 10% polyoxin 1000 to 1500 times liquid are used for spraying, twice a week, until it is completely eliminated.After the disease is completely cured, it is important not to be complacent and to continue taking preventive measures to avoid recurrence. Generally, it can be placed in a well-ventilated and breathable environment, with sufficient sunlight exposure every day, avoiding direct sunlight. A temperature range of 18-26 degrees Celsius is best.
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