Clivia Miniata yellow leaves, reasons and treatment guidelines for Clivia Miniata yellow leaves.

What to do about the yellow leaves of Clivia MiniataClivia Miniata, as a widely popular indoor ornamental plant, the issue of yellowing leaves troubles many growers. This article systematically analyzes the causes of yellow leaves through five core dimensions, with real photo illustrations to explain the solutions, helping you quickly restore the plant's healthy state.I. Double Regulation of Light Scheme1.1 Optimization of Diffused LightSunburn is the main cause of yellow leaves in summer. Clivia Miniata is a typical semi-shaded plant, so it is recommended to set a 30-40% shading net or move the plant to an east-facing windowsill to receive morning light, avoiding direct midday sunlight.1.2 Winter Supplemental Lighting StrategyWhen daylight hours are insufficient in winter, use LED plant grow lights to supplement 2-3 hours of light daily, maintaining a light intensity of 2000-3000 lux, which can effectively prevent leaf discoloration.II. Advanced Water Management Techniques2.1 Scientific Watering CycleUse the "soak pot method" for maintenance: place the pot in a container filled with water and soak for 15 minutes, then water again when the top 2cm of soil is dry, maintaining the substrate moisture between 40-60%.2.2 Emergency Drainage TreatmentFor waterlogging yellow leaves, immediately remove the pot to check the roots, cut off the blackened and rotting stems, then repot with a 3cm layer of ceramic stones for drainage, and use bamboo sticks to loosen the soil to enhance aeration.III. Nutritional Supply Scheme3.1 Accurate Fertilizer RatioUse slow-release fertilizer with N-P-K = 20-20-20 during the growing season, applying 5-8 granules every quarter. If fertilizer damage occurs, rinse the potting soil with water three times consecutively to reduce the EC value to below 1.2mS/cm.3.2 Organic Fertilizer Improvement SchemeFerment soybean cake fertilizer with water in a 1:50 ratio for 30 days, then take the upper clear liquid and dilute with water 200 times, applying once a month to enhance leaf luster.IV. Full Cycle Maintenance Points4.1 Pest and Disease ControlRegularly spray 70% mancozeb 800 times solution to prevent leaf spot disease, and when scale insects are found, use a cotton swab dipped in 75% alcohol to accurately eliminate them.4.2 Physiological Yellow Leaf TreatmentPerform "stepwise pruning" on plants over 3 years old: retain 5-6 new central leaves and gradually remove the outer yellow leaves in three steps at 10-day intervals to avoid excessive nutrient consumption.By regulating light, precise watering, and scientific fertilization, combined with a pest and disease prevention mechanism, Clivia Miniata can maintain a lush green appearance throughout the year. It is recommended to conduct leaf inspections quarterly and adjust the maintenance plan in a timely manner to keep the plant in the best ornamental state.