Causes of fleshy leaf blackening mildew The control methods of fleshy leaf blackening mildew are loved by more and more plant lovers because of their unique shape and easy maintenance characteristics. During the maintenance process, the phenomenon of fleshy leaf blackening mildew causes headaches for many novices. This article will reveal the causes and control methods of fleshy leaf blackening mildew, and help you easily cope with this problem. Causes of blackening mildew on fleshy leaves 1. Environmental factors (1) Insufficient light: fleshy plants need enough sunshine. If they are exposed to dark environments for a long time, they may easily lead to blackening mildew on their leaves.
(2) Poor ventilation: If the ventilation of succulent plants maintained indoors is poor, it may easily lead to mold on the leaves.
(3) Too high temperature: In high temperature weather in summer, succulent plants are easily affected by high temperatures, resulting in blackening and mildew on the leaves.
2. Improper maintenance (1) Excessive watering: Succulent plants are not resistant to waterlogging. If they are watered too much, it may easily lead to root rot, which in turn may cause blackening of the leaves.
(2) Improper fertilization: Excessive fertilization or use of fertilizers that are not suitable for succulent plants may easily lead to blackening of leaves.
(3) Pest and insect infection: Pest and insect infection is also one of the causes of blackening mildew on fleshy leaves. Prevention and control methods for blackening mildew on fleshy leaves 1. Improve the environment (1) Increase light: Place fleshy plants in places with sufficient sunshine to ensure their normal growth.
(2) Strengthen ventilation: Maintain indoor air circulation to avoid mildew on leaves.
(3) Temperature control: In hot summer weather, succulent plants can be appropriately shaded and direct sunlight can be avoided.
2. Properly watering (1) Master the watering time: Water should be done in the morning or evening, and avoid watering at noon when it is hot.
(2) Control the amount of watering: according to the growth status of succulent plants and soil moisture, appropriate amount of watering.
3. Reasonable fertilization (1) Choose fertilizers suitable for succulent plants: such as succulent special fertilizers, organic fertilizers, etc.
(2) Master fertilization time: Generally apply fertilizer during the period of vigorous growth and avoid fertilization during the dormant period.
(3) Control the amount of fertilizer application: Avoid excessive fertilization to avoid causing black mold on the leaves.
4. Pest and insect pest control (1) Regular inspection: Dissolve pests and insect pests found in a timely manner to avoid spread.
(2) Use of pesticides: Select pesticides suitable for succulent plants and use them according to the instructions.
(3) Prevention first: Strengthen maintenance and management to improve the disease resistance of succulent plants.
Black mildew on fleshy leaves is a common problem during the maintenance process. Understanding the causes and control methods will help us better maintain fleshy plants. In the future maintenance process, I hope that enthusiasts can pay attention to the above points and make them more fleshy plants thrive.
References: "Encyclopedia of the Conservation of Succulent Plants", author: Li Xiaofeng, Press: China Agricultural Press.