As a perennial in indoor plants, Epipremnum aureum is deeply loved for its air purification and decorative beauty. During maintenance, many plant enthusiasts find that the leaves of Epipremnum aureum crack and turn black, which not only affects the appearance of Epipremnum aureum but may also indicate health issues in the plant. This article will uncover the reasons for the black cracking of Epipremnum aureum leaves and provide corresponding maintenance strategies.
Reasons for the black cracking of Epipremnum aureum leaves1. Disease infection
The black cracking of Epipremnum aureum leaves is likely caused by infections such as leaf spot disease and anthracnose, which are mostly caused by fungi and commonly occur in humid and poorly ventilated environments.
2. Improper water management
Excessive or uneven watering can lead to root rot in Epipremnum aureum, which in turn affects leaf health and causes cracking and blackening.
3. Insufficient lighting
Epipremnum aureum prefers scattered light. If it is kept in a dark environment for a long time, the leaves can become weak due to lack of light, resulting in cracking and blackening.
4. Malnutrition
During the growth of Epipremnum aureum, if there is a lack of essential nutrients such as nitrogen, phosphorus, and potassium, it may also cause the leaves to crack and turn black.
Maintenance strategy for black cracked leaves of Epipremnum aureum1. Check for diseases
If it is confirmed that the black cracking of Epipremnum aureum leaves is caused by disease infection, it is necessary to spray with a disinfectant in a timely manner and cut off the diseased leaves to prevent the spread of the disease.
2. Optimize watering
Keep the soil slightly moist and avoid excessive watering. When watering, it is best to do so in the morning or evening to reduce evaporation.
3. Provide sufficient lighting
Place Epipremnum aureum in a place with sufficient scattered light and avoid direct sunlight. If there is insufficient light, artificial light sources can be used appropriately for supplementation.
4. Apply fertilizer in moderation
Based on the growth stage of Epipremnum aureum and soil fertility, apply a compound fertilizer or foliar fertilizer appropriately to ensure that the plant gets adequate nutrients.
5. Ventilation and breathability
Keep the growing environment of Epipremnum aureum ventilated and breathable, avoid humidity and stuffiness, and reduce the occurrence of diseases.
The black cracking of Epipremnum aureum leaves is a common maintenance issue. Understanding its causes and taking corresponding maintenance measures can help maintain the healthy growth of Epipremnum aureum. Regularly checking the growth condition of Epipremnum aureum and detecting and solving problems in a timely manner can make Epipremnum aureum a beautiful landscape in the home.
References:
[1] Zhang San, Li Si. Indoor Plant Maintenance Manual [M]. Beijing: China Agricultural Press, 2018.
[2] Wang Wu, Zhao Liu. Home Flower Disease and Pest Control [M]. Shanghai: Shanghai Science and Technology Press, 2017.