Snow willow, also known as golden willow, is a common garden plant in the northern part of China, known for its graceful posture and golden willow catkins. In the cold winter, the leaves of snow willow turn yellow, which puzzles many people. This article will reveal the secret of why the leaves of snow willow turn yellow in winter.
Reasons for the yellowing of snow willow leaves1. Insufficient light
In winter, there is less sunlight, and the photosynthesis of snow willow is affected, causing the leaves to be unable to carry out photosynthesis normally, thus resulting in yellowing.
2. Temperature drop
The temperature drops in winter, the growth rate of snow willow slows down, and metabolism weakens, causing the leaves to be unable to absorb nutrients normally, and then turn yellow.
3. Soil factors
Poor soil, salinization, excessive or insufficient water, and other factors can lead to the yellowing of snow willow leaves.
4. Pest and disease attacks
In winter, the invasion of pests and diseases is also one of the reasons for the yellowing of snow willow leaves.
Measures to deal with the yellowing of snow willow leaves1. Proper pruning
For yellowing leaves, you can prune them properly to reduce the burden on the plant and promote the growth of new leaves.
2. Apply more organic fertilizer
In winter, you can apply more organic fertilizer appropriately to improve soil fertility and provide sufficient nutrition for snow willow.
3. Reasonable watering
Keep the soil moist, avoid excessive or insufficient water, which is beneficial for the growth of snow willow.
4. Control pests and diseases
Regularly inspect snow willow, and control pests and diseases in a timely manner to ensure the health of the plant.
5. Choose a suitable planting location
Plant snow willow in a place with sufficient sunlight, fertile soil, and good drainage, which is conducive to plant growth.
The ornamental value of snow willowAlthough the leaves of snow willow turn yellow in winter, its golden catkins and graceful posture still have high ornamental value. In the cold winter, snow willow adds a touch of bright color to the gardens in the northern part of China.
The yellowing of snow willow leaves in winter is caused by various factors, but through reasonable maintenance measures, this phenomenon can be effectively improved. The ornamental value of snow willow is still worth our appreciation and inheritance. It is hoped that this article can provide some help for snow willow enthusiasts.