Ficus benjamina, a common green plant in homes and offices, is widely loved for its unique shape and fresh air purification ability. Recently, many plant enthusiasts have found that their Ficus benjamina leaves are exuding a sticky substance, which not only affects the appearance of the trees but also causes concerns about their care. This article will unveil the truth behind the sticky substance on Ficus benjamina leaves and provide corresponding control methods.
Reasons Why the Ficus Benjamina Leaves Exude Sticky Substance1. Plant Diseases and Pests: The sticky substance on Ficus benjamina leaves may be caused by the invasion of diseases and pests. Common diseases include anthracnose and leaf spot, while common pests include aphids and scale insects.
2. Physiological Diseases: The sticky substance on Ficus benjamina leaves may also be caused by physiological diseases due to factors such as water, light, and soil.
3. Improper Care: Over-fertilization, improper watering, and incorrect placement can all lead to sticky substance on Ficus benjamina leaves.
Control Methods for Sticky Substance on Ficus Benjamina Leaves1. Control for Diseases and Pests:
(1) Timely clean up diseased leaves and branches and burn them to reduce the spread of pathogens.
(2) Use insecticides and fungicides for control. For pests like aphids and scale insects, pyrethroids and abamectin can be selected; for diseases, carbendazim and methyl thiophanate can be used.
(3) Strengthen ventilation and reduce humidity to prevent diseases and pests.
2. Control for Physiological Diseases:
(1) Reasonable fertilization, avoid over-fertilization, and mainly use organic fertilizers with proper application of compound fertilizers.
(2) Control watering to avoid excess moisture, follow the principle of "watering when dry and stopping when wet."
(3) Adjust light to avoid excessive shading or exposure.
3. Control for Improper Care:
(1) Adjust the placement location to ensure that Ficus benjamina can receive suitable light.
(2) Reasonable watering, avoid too much or too little water.
(3) Trim in time, remove diseased and weak branches, and maintain a beautiful tree shape.
There are many reasons why Ficus benjamina leaves exude sticky substance, but with the correct control methods, the problem can be effectively solved. In the process of caring for Ficus benjamina, we should pay attention to the plant's growth condition, identify issues in a timely manner, and take corresponding measures to ensure the healthy growth of the trees.
References:
[1] Li, X., Zhang, X. Home Green Plant Care Guide[M]. Beijing: China Agricultural Publishing House, 2018.
[2] Zhang, X., Wang, X. Plant Disease and Pest Control Technology[M]. Beijing: China Agricultural Publishing House, 2016.
[3] Chen, X., Zhao, X. Home Flower Care Skills[M]. Beijing: China Agricultural Publishing House, 2019.