Spring maintenance key points for spring pest control precautions for spring maintenance The beginning of spring is the first of the twenty-four solar terms, marking the arrival of spring. At this time, the management of bonsai fruit trees is particularly important. Reasonable maintenance can not only make bonsai fruit trees glow with vitality, but also add greenery to the family. This article will introduce you in detail the relevant knowledge of bonsai fruit trees after the beginning of spring and help you easily cope with spring maintenance. Key points for spring maintenance 1. After pruning and beginning spring, the pruning of bonsai fruit trees is particularly important. pruning can remove sick and weak branches, cross branches, and inward branches, make the trees ventilated and transparent, which is conducive to the growth of the plants. The following points should be paid attention to when pruning: (1) pruning time: Spring pruning should be carried out before germination to reduce the wounds of the plants and facilitate healing.
(2) Pruning method: When pruning, the tree should be maintained according to the growth habits of the trees, and the tree shape should be maintained to avoid excessive pruning.
2. After fertilization begins in spring, bonsai fruit trees begin to enter a period of vigorous growth. At this time, fertilization is crucial to the growth of the plants. The following points should be paid attention to when fertilizing: (1) Fertilization time: Fertilization in spring should be conducted before germination and after flowering.
(2) Fertilization method: When fertilizing, the principle of "applying thin fertilizer frequently" should be followed to avoid excessive fertilization at one time.
(3) Fertilizer selection: You can choose nitrogen, phosphorus, potassium compound fertilizers or organic fertilizers to promote plant growth.
3. The temperature of watering in spring gradually warms up, and the water demand for bonsai fruit trees increases. The following points should be paid attention to when watering: (1) Watering time: In the morning or evening, avoid watering at high temperatures at noon.
(2) Watering method: Watering should be evenly to avoid stagnant water.
(3) Watering frequency: Adjust the watering frequency based on factors such as soil moisture and climatic conditions. Spring pest control 1. Disease control Spring is a period of high incidence of pests and diseases, especially powdery mildew, anthracnose, etc. The control methods are as follows: (1) Strengthen pruning, remove sick and weak branches, and reduce the spread of pathogens.
(2) Reasonable fertilization to enhance the disease resistance of plants.
(3) Regularly spray fungicides, such as Bordeaux mixture, carbendazim, etc.
2. Pest control Common pests in spring include aphids, red spiders, etc. The control methods are as follows: (1) Strengthen pruning and remove branches and leaves with serious pests.
(2) Regularly spray pesticides, such as imidacloprid, avermectin, etc.
(3) Introduce natural enemies, such as predatory mites, ladybugs, etc. Precautions for spring maintenance 1. Pay attention to ventilation and light transmission. The spring temperature gradually warms up. Bonsai fruit trees need sufficient light. Bonsai fruit trees should be placed in a ventilated and light transmission environment to avoid poor plant growth.
2. Avoid low-temperature freezing damage. Spring temperature fluctuations should be large. Attention should be paid to avoid low-temperature freezing damage. At night or when the temperature is low, plastic films and other insulation materials can be appropriately covered.
3. Pay attention to the strong wind in spring, and bonsai fruit trees are easily damaged by the wind. Varieties with strong wind resistance should be selected and support should be strengthened.
The management of bonsai fruit trees after the beginning of spring is the key to spring maintenance. By mastering the key points of spring maintenance, pest control and precautions, I believe you can easily cope with the maintenance of spring bonsai fruit trees and make your bonsai fruit trees full of vitality.