The reason why green radish leaves turn black and withered. The solution to the problem of green radish leaves turning black and withered. As a common indoor ornamental plant, green radish is loved by many people because of its easy maintenance and purification of the air. Many flower lovers are in the maintenance process. We will encounter the problem of green radish leaves turning black and withered, which brings trouble to the appearance and growth of green radish. This article will analyze the reasons why green radish leaves turn black and withered, and provide corresponding solutions to help flower lovers solve this problem. Reasons why green radish leaves turn black and withered 1. Insufficient light Green radish prefers semi-cloudy environments. Long-term exposure to direct sunlight will cause the leaves to turn black and wither. Green radish leaves will undergo photosynthesis under strong light. If the light is too strong, a large amount of water in the leaves will evaporate, causing the leaves to turn black and wither.
2. Improper watering watering is a key link in maintaining green radish. Too much or too little watering will cause the leaves to turn black and withered. Too much watering will cause water in the roots, causing the roots to rot, which in turn causes the leaves to turn black; Too little watering will cause the leaves to lack water and cause the leaves to wither.
3. Improper application of fertilizer. Excessive application of fertilizer or improper application of fertilizer will cause the leaves of green radish to turn black and wither. Excessive salt in the fertilizer will cause the leaves to dry and cause the leaves to turn black; while too much nitrogen fertilizer in the fertilizer will cause the leaves to grow too vigorously, causing the leaves to turn black.
4. Pest and insect pests that turn black and wither of green radish leaves may also be caused by pests and diseases. Common pests and diseases include scale insects, red spiders, powdery mildew, etc. These pests and diseases can cause the leaves to turn black and wither, and in severe cases, even lead to the death of the entire plant. Methods to solve the problem of blackening and wilting of green radish leaves 1. Adjust the light to move green radish to a semi-shaded environment to avoid direct sunlight. When high temperatures in summer, you can properly cover the shade and reduce the light intensity.
2. Control watering According to the growth status and soil moisture of green radish, water timely to keep the soil slightly moist and avoid water accumulation. When the temperature in winter is low, reduce the number of watering times.
3. Reasonably fertilize and apply appropriate amount of compound fertilizers to avoid excessive application. During the period of vigorous growth, nitrogen fertilizer can be appropriately increased to promote leaf growth. After fertilization, water should be timely to avoid fertilizer residues.
4. Regularly inspect green radish to prevent and control pests and diseases. If pests and diseases are found to be controlled in a timely manner, spraying with pesticides and fungicides, or adopting physical control methods, such as removing diseased leaves and removing pests.
There are many reasons why green radish leaves turn black and withered, including insufficient light, improper watering, improper application of fertilizer, and diseases and insect pests. For these reasons, we can adopt corresponding solutions, such as adjusting light, controlling watering, reasonable fertilization and Preventing pests and diseases, etc., help green radish regain its vitality. I hope this article can provide help to flower friends and rejuvenate green radish.