Coral bean bonsai, with its unique shape and rich colors, has become a favorite of many bonsai enthusiasts. Many enthusiasts have noticed that coral bean bonsai sometimes exhibit leaf drop, which not only affects their ornamental value but also confuses the caregivers. This article will delve into the reasons for leaf drop in coral bean bonsai and provide corresponding maintenance techniques to help you solve this problem.
Reasons for leaf dropping in coral bean bonsai1. Insufficient lighting
Coral bean bonsai requires ample sunlight. If it is kept in a dark environment for an extended period, it can lead to insufficient photosynthesis and result in leaf drop.
2. Improper watering
Watering is a crucial aspect of maintaining coral bean bonsai. Excessive or insufficient watering can both lead to leaf drop. Too much watering can cause root hypoxia, while too little can result in water deficiency in the coral bean.
3. Soil issues
Soil is the foundation for the growth of coral bean bonsai. If the soil has poor ventilation, poor drainage, or insufficient nutrients, it can lead to leaf drop in the coral bean.
4. Pest and disease attacks
Coral bean bonsai is susceptible to attacks by pests and diseases, such as red spiders and scale insects. These attacks can damage the leaves of the coral bean, leading to leaf drop.
5. Temperature changes
Coral bean bonsai is sensitive to temperature changes. High or low temperatures can both lead to leaf drop.
Maintenance techniques for preventing leaf drop in coral bean bonsai1. Increase lighting appropriately
Place the coral bean bonsai in a location with ample sunlight, ensuring 4-6 hours of direct sunlight daily. If lighting is insufficient, it can be solved by artificial lighting.
2. Control watering
Based on the growth habits of the coral bean, keep the soil slightly moist. When watering, avoid splashing water on the leaves to prevent diseases.
3. Improve the soil
Choose soil with good ventilation and drainage, and apply organic fertilizers regularly to meet the growth needs of the coral bean.
4. Prevent pests and diseases
Regularly inspect the coral bean bonsai and take immediate action upon detecting pests or diseases. Pesticides and fungicides can be used for prevention and control.
5. Pay attention to temperature changes
Place the coral bean bonsai in a suitable temperature environment and avoid high or low temperatures.
The reasons for leaf drop in coral bean bonsai are varied, but with the right maintenance techniques, it can be effectively prevented and resolved. We hope this article can provide you with assistance, allowing your coral bean bonsai to burst with vitality.
References:
[1] Zhang San, Li Si. Bonsai Maintenance Techniques [M]. Beijing: China Forestry Publishing House, 2018.
[2] Wang Wu, Zhao Liu. Bonsai Pest and Disease Control Manual [M]. Shanghai: Shanghai Science and Technology Publishing House, 2019.