Causes of biting of red leaves, prevention and control methods of biting red leaves, and preventive measures. As a popular choice for home flower cultivation, its bright flowers and unique shape have attracted many flower friends. During the maintenance process, the problem of biting red leaves has caused many flower friends a headache. This article will introduce in detail the reasons and prevention methods of biting red leaves, and help you save your beloved red red. Reasons for the bite of red vermilion leaves 1. Pests: The main reason for the bite of red vermilion leaves is insect pests, such as red spiders, aphids, scale insects, etc.
2. Diseases: Diseases may also cause the biting of the red leaves, such as leaf spot disease, soft rot, etc.
3. Improper maintenance: For example, too much watering, insufficient light, poor soil, etc., it will also cause the leaves of amaranthus to be bitten. Prevention and control methods for biting red leaves 1. Pest control (1) Red spiders: Wash the leaves with soapy water or washing powder water once a week to effectively prevent red spiders.
(2) Aphids: Spray the leaves with pesticides, paying attention to spraying evenly to avoid residue of liquid medicine.
(3) Scale insects: Use a brush to remove scale insects, or spray the leaves with pesticides.
2. Disease control (1) Leaf spot disease: Cut off the diseased leaves in time after discovering them, and spray fungicides such as carbendazim and thiophanate-methyl.
(2) Soft rot: Keep the plants ventilated and ventilated, avoid too much watering, and cut off and burn diseased plants when discovered.
3. Maintenance and improvement (1) Watering: Keep the soil moist, but avoid standing water, and water it once a week.
(2) Lighting: Red tints prefer semi-cloudy environments. Avoid direct sunlight and place it in a place with sufficient scattered light.
(3) Fertilization: Apply compound fertilizer once a month to promote plant growth.
(4) Soil: Select soil with good air permeability and strong drainage, such as legular soil, sandy loam soil, etc. Preventive measures 1. Regularly inspect plants to detect pests and diseases in a timely manner.
2. Maintain indoor ventilation to reduce the probability of pests and diseases.
3. Change the soil regularly to prevent pests and diseases from growing in the soil.
Biting the leaves of red vermilion is a common maintenance problem. Understanding the causes and prevention methods is crucial to saving your beloved red vermilion. I hope this article can help you and wish your red vermilion thrive!