Epipremnum aureum, a common guest in indoor decoration, is loved for its unique green color and air purification function. Many enthusiasts will encounter a problem: why do the old leaves of Epipremnum aureum turn yellow? Don't worry, this article will provide a detailed analysis of the causes for the yellowing of the old leaves of Epipremnum aureum and offer effective solutions to restore its vitality.
Reasons for the yellowing of old leaves of Epipremnum aureum1. Insufficient lighting
Epipremnum aureum prefers scattered light. If it is exposed to a dark environment for a long time, it can cause the leaves to turn yellow. Strong direct light can also burn the leaves and turn them yellow.
2. Improper watering
Too much or too little watering can cause the leaves of Epipremnum aureum to turn yellow. Excessive watering can lead to oxygen deficiency in the roots, affecting nutrient absorption; too little watering can cause the leaves to lack water and turn yellow.
3. Soil problems
Poor soil drainage, overly acidic or alkaline soil can affect the growth of Epipremnum aureum and cause the leaves to turn yellow.
4. Pest and disease infections
Common pests and diseases such as aphids and red spiders can infest the leaves of Epipremnum aureum, causing them to turn yellow.
5. Insufficient nutrients
Epipremnum aureum requires sufficient nutrients during growth. If the application of fertilizer is improper or insufficient, it can also cause the leaves to turn yellow.
Solutions for the yellowing of old leaves of Epipremnum aureum1. Adjust lighting
Move Epipremnum aureum to a place with sufficient scattered light and avoid strong direct light. If the indoor light is insufficient, artificial light sources can be used appropriately.
2. Control watering
Adjust the watering frequency based on the growth condition of Epipremnum aureum and the moisture level of the soil. Generally, keeping the soil slightly moist is sufficient.
3. Improve soil
Choose soil with good breathability and drainage, change the soil regularly, and maintain the appropriate pH level.
4. Prevent and control pests and diseases
Regularly check the leaves of Epipremnum aureum and deal with pests and diseases in a timely manner. Pesticides or biological control methods can be used for prevention and treatment.
5. Fertilization management
Apply fertilizer according to the growth stage of Epipremnum aureum. During the vigorous growth period, nitrogen fertilizer can be applied to promote leaf growth; during the slow growth period, phosphorus and potassium fertilizers can be applied to enhance disease resistance.
There are many reasons for the yellowing of old leaves of Epipremnum aureum, but as long as we take corresponding measures for the causes, we can restore its vitality. In the process of caring for Epipremnum aureum, the following points should also be noted:
1. Regularly check the growth condition of Epipremnum aureum and solve problems promptly.
2. Maintain indoor ventilation and prevent the leaves from getting damp.
3. Choose an environment suitable for the growth of Epipremnum aureum, such as lighting and temperature.
By following the above methods, your Epipremnum aureum should be able to recover and become a beautiful landscape in your room.