Pennywort, as a common ornamental plant, is loved by many families for its unique round leaves and easy maintenance. Many hobbyists encounter the problem of the center of the pennywort leaves turning yellow during maintenance. This not only affects the plant's appearance but may also impact its growth. This article will provide a detailed analysis of the reasons for the yellowing of the center of pennywort leaves and offer corresponding solutions.
Reasons for the Center of Pennywort Leaves Turning Yellow1. Improper Water Management
Pennywort requires a higher demand for water, but excessive watering can lead to root hypoxia, causing the leaves to turn yellow. Uneven watering can also cause some leaves to lack water, resulting in the center of the leaves turning yellow.
2. Insufficient Light
Pennywort enjoys plenty of scattered light. If it is kept in a dark environment for a long time, the leaves will turn yellow due to the lack of photosynthesis.
3. Soil Issues
Soil that is too poor or has poor drainage can lead to the roots of the pennywort not absorbing enough nutrients, which can affect the normal growth of the leaves.
4. Pest and Disease Infections
Pennywort may be attacked by pests such as aphids and red spiders, or infected with diseases like leaf spot or powdery mildew, all of which can lead to the center of the leaves turning yellow.
Methods to Fix the Yellowing of the Center of Pennywort Leaves1. Adjust Watering Frequency Appropriately
Adjust the watering frequency according to the season and weather changes. During the hot summer, increase the watering frequency; during the cold winter, reduce it. When watering, ensure that the water can penetrate into the deep soil and avoid waterlogging.
2. Provide Sufficient Light
Place the pennywort in a sunny location, ensuring at least 4-6 hours of scattered light exposure per day. If it is maintained indoors, you can use a plant growth light to supplement the lighting.
3. Improve Soil Conditions
Choose well-draining soil rich in organic matter, and regularly apply compound fertilizer or organic fertilizers to provide the pennywort with adequate nutrients.
4. Control Pest and Disease Infestations
Regularly check the pennywort and take timely measures when pests and diseases are found. You can use pesticides and fungicides for control, but be careful with their use to avoid harming people and the environment.
There are many reasons for the yellowing of the center of pennywort leaves. By adjusting watering, lighting, soil conditions, and controlling pests and diseases, this phenomenon can be effectively improved. We hope that this article can provide help for your plant cultivation journey.
References:
[1] Zhang San, Li Si. Home Flower Cultivation Techniques [M]. Beijing: China Agricultural Press, 2018.
[2] Wang Wu, Zhao Liu. Home Plant Pest and Disease Control Manual [M]. Shanghai: Shanghai Science and Technology Press, 2019.