What to Apply When the Epipremnum Aureum Leaves Turn Yellow
The Epipremnum Aureum, a common indoor ornamental plant, has a leaf yellowing issue that troubles many growers. Many people's first reaction is to look for a miracle cure, but in fact, 80% of yellowing leaf issues can be resolved through scientific care. This article will systematically analyze the causes of yellowing leaves and the corresponding treatment plans, helping you to specifically improve the plant's condition.
Environmental Regulation: Creating the Optimal Growth Space
Scientific Watering Solution
Improper watering is the primary cause of yellow leaves: • Symptoms of dehydration: Dry leaf tips, overall wilted appearance • Symptoms of waterlogging: Yellowish spots on the leaf surface. It is recommended to use the "Finger Test Method": Insert the index finger 2 cm into the potting soil, and if there's no sensation of moisture, water is needed. Water every 5-7 days in spring and autumn, every 3-4 days in summer, and extend to every 10-15 days in winter. It is suggested to use a humidifier to maintain 60% air humidity.
Temperature and Light Management
The Epipremnum Aureum grows best at 18-28°C. In winter, attention should be paid to: • Temperatures below 10°C can cause metabolic disorders • Keep away from the outlet by 1.5 meters in a heating room •冻伤 plants can be covered with a plastic bag for insulation and recovery. For lighting, choose an east-facing windowsill, avoid direct midday sunlight in summer, and allow soft direct light in winter.
Nutrition Management: Precise Supply Strategy
• Symptoms of nutrient deficiency: New leaves become smaller, old leaves evenly yellowed • Symptoms of fertilizer burn: Leaf edges become crispy and dry, potting soil becomes frosted. It is recommended to use beer nutrient solution (beer:water = 1:20) and spray it on the leaves monthly, combined with slow-release fertilizer pellets (5-8 per pot) for dual-effect supplementation. In case of fertilizer burn, change the pot immediately, prune the blackened roots, and soak them in carbendazim solution for disinfection.
Disease Control: Three-Level Early Warning System
Initiate the treatment process immediately upon discovering diseased leaves: 1. Isolate the diseased plant to prevent transmission 2. Cut off the diseased leaves and disinfect the tools 3. Alternate the use of mancozeb (1:800) and carbendazim (1:1000) 4. Improve ventilation conditions (T-J). Focus on spraying the back of the leaves for leaf spot disease and strengthen nitrogen fertilizer control. Prevent monthly with garlic extract (3 cloves crushed and soaked in water for 24 hours), which is environmentally friendly and effective.
With the above systematic solutions, more than 90% of yellow leaf issues can be improved. The key is to establish a preventive care mindset, regularly observe the plant's condition, and adjust the care plan in a timely manner. Remember: A healthy Epipremnum Aureum does not require medication; a good growing environment is the best solution.