In the dry desert, the desert rose, with its unique shape and vitality, has become a beautiful landscape in the desert. Even this plant with strong vitality may encounter some health issues, such as moldy leaves. This article will provide a detailed analysis of the reasons for the mold on the leaves of desert roses and offer effective prevention methods.
Reasons for the Mold on the Leaves of Desert Rose1. Improper Water Management
Although the desert rose is adapted to arid environments, excessive lack of water can lead to an imbalance of water in the plant's body, thus causing moldy leaves. Too much watering can also cause root hypoxia, leading to root rot and then causing moldy leaves.
2. High Air Humidity
The desert rose is native to arid areas and has poor adaptability to humidity. High air humidity can easily cause mold to grow on the surface of the leaves, leading to moldy leaves.
3. Insufficient Light
The desert rose requires ample sunlight to ensure the normal process of photosynthesis. If there is insufficient light, the plant grows slowly, its resistance decreases, and it is prone to moldy leaves.
4. Soil Issues
Soil that is too compact, poor drainage, or high in organic matter content can lead to moldy leaves on the desert rose.
Prevention Methods for the Mold on the Leaves of Desert Rose1. Proper Watering
Keep the soil moist but avoid waterlogging. Watering should be done in the morning or evening to reduce evaporation. After watering, promptly loosen the soil to improve soil aeration.
2. Control Air Humidity
When caring for desert roses indoors, pay attention to ventilation to reduce air humidity. If the air humidity is high, use a dehumidifier or increase air circulation.
3. Moderate Light
Place the desert rose in a sunny location to ensure at least 4 hours of direct sunlight per day. If there is insufficient light, you can adjust the plant's position accordingly.
4. Improve Soil
Regularly change the soil to ensure it is loose and well-drained. Add an appropriate amount of organic fertilizer to the soil to improve soil fertility.
5. Preventive Medication
When moldy leaves are found, you can use a 50% carbendazim wettable powder 1000 times solution for foliar application. Apply every 7-10 days, for a total of 2-3 times.
Mold on the leaves of desert roses is a common issue, but it can be effectively avoided through reasonable management and preventive measures. We hope this article can provide help for your desert rose maintenance.
References:
[1] Zhang Wei, Li Ming. Cultivation and Pest Control of Desert Rose [J]. Plant Protection, 2015, 41(2): 45-47.
[2] Wang Xiaoyan, Liu Yang. Cultivation Techniques and Pest Control of Desert Rose [J]. Agricultural Science and Technology, 2018, 20(3): 78-80.