Spraying fruit trees in spring must be done on time
If the trees are not given proper attention, even with excellent seedlings and varieties from the orchard, you can hardly wait for a good harvest. One of the most important maintenance activities is spraying fruit trees in the spring.
Timely and competently performed procedure:
- will help to build reliable protection against the mass of dangerous plant diseases;
- prevent the raids of insect pests;
- will create a reserve for future flowering and harvest.
One of the most important events, opening the new summer cottage season, is aimed at eliminating pests that are still hidden from the eyes of the gardener. Many of the worst enemies of fruit trees hibernate and develop within the bark, in the surface soil under the trees, and even inside the buds.
Spring processing of fruit trees before bud opening
In most areas of the middle lane, preparation for spraying should begin in mid-March.
What is this preparation? Before proceeding with the spring processing of fruit trees from pests:
- the plants are inspected for damaged and dead shoots, cracks and wounds in the bark, crushing branches and other problems;
- spend pruning discovered dry shoots;
- carry out cleaning of trunks and skeletal branches from lichens and damaged over the winter, exfoliated bark;
- under trees and shrubs, they clean up last year's foliage and other debris in order to exclude the reproduction of soil pests and to carry out not only treatment from pests of fruit trees in the spring, but also to clean the trunks under the plantings.
All these measures are aimed at reducing the risk of spreading infections from dead plant parts to healthy ones. Therefore, after sawdust and cleaning, all wound surfaces and cuts on bushes and fruit trees in the spring treated with copper sulfateusing 1–3% solution of the substance in water. And only then is the embedding carried out with garden pitch.
How to spray fruit trees in spring?
The choice of drugs for pest and disease control today is so wide that it is difficult to navigate the store in colored packages. What products are suitable for spraying fruit trees in spring?
The most popular remedy among Russian gardeners can be recognized copper sulfate... Copper sulphate is a fungicide that successfully resists such common diseases of fruit trees and berry bushes as powdery mildew and scab. It can be used in any weather throughout the year.
To make the processing of fruit trees in spring with copper sulfate more effective, they prepare on its basis Bordeaux liquid... For this, vitriol is mixed in equal proportions with slaked lime.
The resulting blue liquid not only has fungicidal properties, it:
- fights bacterial infections;
- helps to cope with certain types of insects.
The spraying of fruit trees with iron vitriol, carried out in the spring, is also aimed at combating plant diseases, but at the same time it is used as a foliar feeding with an iron preparation. As in the case of copper sulfate, to achieve a lasting effect, two treatments of the garden with iron sulfate will be required.
In early spring, diesel fuel is effectively used to treat trees from pests hibernating under the bark. Forming a thin film that does not allow air to pass through, it is deposited on the surface of the bark and prevents insects from breathing. The effect usually occurs after a few hours. The larvae and eggs deposited in the kidneys and under the bark die without developing into an adult insect.
These treatments are carried out before bud break. How else to spray fruit trees in April? An important addition to fungicides will be systemic insect control agents, for example, with the apple leaf beetle, which parasitizes on many garden plantings.
Spraying fruit trees in spring before and after flowering
The second stage of the attack on diseases and pests is carried out when the plants are preparing to bloom, have already opened the buds, and also at the stage of the appearance of the ovary. At this time, the main emphasis is placed on the extermination of pests, as well as consolidating the results of the fight against diseases and infections.
How to spray fruit trees in the spring in order to harvest a full-fledged healthy crop in the summer? Garden processing is carried out in two steps:
- when colored buds are only outlined on the trees;
- when most of the petals fly around, and the first signs of an ovary become noticeable on the branches.
At this stage, complex insecticides are used in combination with fungicidal agents. In addition, you should pay attention to foliar processing of trees. urea or urea. A chemical preparation perfectly copes with several tasks at the same time:
- fights most diseases of apple, pear and stone fruit, including all kinds of rot;
- destroys pests at the stage of eggs and pupae;
- is a nitrogen supplement that simulates the growth of green mass.
In large gardens located far beyond the boundaries of residential estates, spring treatment of fruit trees from pests is carried out using the drug DNOC, which simultaneously acts against ticks, insects and pathogens.
The drug is toxic, therefore, serious safety measures are required when using it. Treatment is carried out in very early spring or autumn when the plants show no signs of active growth.
Recently popular drugs of biological origin are good for the prevention of diseases. If the tree is already sick or affected by pests, such remedies, although they are safer for the plants and humans themselves, will not help much, and I may not even cope with the problem at all.
How is spraying of fruit trees carried out in spring?
How to spray your garden plantings? How much solution may be required to irrigate a particular tree?
If you refer to the instructions attached to chemical plant protection products, there are always the proportions of the dilution of the drug, as well as the approximate consumption of liquid per square meter. But how to focus on these figures, when spraying of fruit trees in spring is carried out not only on the ground, but above all on the crown?
That is why it is extremely important to prepare a high-quality sprayer before the beginning of spring, which allows you to moisten the most inaccessible areas of the tree with the help of a directed jet. As a rule, a good apparatus saves chemicals, avoids waste and provides a powerful, fine spray. A video about spraying fruit trees in spring will help you master the technique of proper selection of drugs and irrigation of plants.The treatment can be considered complete when the crown of a tree or shrub is soaked from all sides, the trunk and root area of the soil is processed, where insects can hide and fungal spores can hibernate.