How to deal with lichen and moss on apple trees?

Content
  1. Reasons for the appearance
  2. Processing time
  3. How to get rid of?
  4. Prevention measures
  5. Useful Tips

The apple tree is susceptible to a large number of different diseases. The latter can lead to the most unfavorable consequences for the fruit tree. As soon as the slightest signs of disease appear on the bark, it is necessary to immediately take action to eliminate them. In today's article, we will learn how to properly deal with lichen and moss on apple trees.

Reasons for the appearance

Lichens are classified as fungi. Their vital activity is based on the processes of photosynthesis. The lifespan of lichens can reach several tens or even hundreds of years. They do not have a root system, and all nutrients can be obtained directly from particles of dust and rain moisture that settles on them.

Dangerous parasitic microorganisms can form on an apple tree of absolutely any age. Most often, such a dangerous problem arises if the fruit tree is old and the growth of its bark is significantly inhibited.

Apple trees are especially susceptible to the formation of mosses and lichens, which cannot boast of a high level of resistance in relation to external factors. Most often this is due to:

  • the appearance of cracks in the bark;
  • freezing of the trunk in winter frost conditions;
  • getting serious burns from ultraviolet rays;
  • violation of the rhizome system;
  • excessive density of an unkempt crown.

All of these factors lead to insufficient ventilation, which is why lichen forms very quickly on a garden planting. For this reason, the process of renewal of the cortex becomes slower. This creates optimal conditions for the complete destruction of the tree by dangerous parasitic organisms.

Lichen color varies. There are:

  • gray;
  • golden;
  • yellow and yellow-green;
  • blue varieties.

Often, growths formed on the trunk or branches of an apple tree are not lichen, but moss. It manifests itself exclusively on old fruit trees due to the high humidity level.

Processing time

Many gardeners who grow apple trees on their backyards ask a reasonable question, in what specific time frame it is necessary to process trees in order to protect them from damage by moss and lichen. The fact is that there is simply no exact time frame for when the processing should be carried out. Therapeutic sprays are usually carried out as needed.

As a rule, such manipulations are carried out simultaneously with the pruning of fruit trees. The last procedure is carried out in order to prepare the apple tree for winter or autumn. Treatment aimed at preventing the appearance of harmful growths is most often carried out in early spring before the formation of buds.

How to get rid of?

The damaged tree must be removed from the proven mosses and lichens. This process cannot be neglected, as well as wasting time with the treatment of the apple tree. Most importantly, the largest area covered with lichen must be removed mechanically. For this, it is most convenient to use a conventional scraper. By doing this, the bark should not be damaged.

Experienced gardeners advise, under the branches that will be cut, to put some kind of flooring, for example, a tarpaulin or oilcloth piece. This must be done so that fungal spores, insect larvae and other dangerous pests cannot penetrate into the soil.Let's consider several methods to rid the fruit plantations of parasitic microorganisms.

Spraying

Today, garden stores are selling very good drugs that can effectively cure garden plantings. Disinfectant compositions are also highly effective.

  • Inkstone. They are sprayed with lichens in the spring season, before bud break. A weak solution is prepared for processing the apple tree. The first results can be observed after 7 days.
  • Lime. In the fight against moss and lichen, this remedy is very effective. Lime is dissolved in a bucket of water in a volume of 1 kg. The damaged areas are thoroughly sprayed with the finished compound.
  • "Speed". A wonderful antifungal drug. It must be diluted strictly in accordance with the instructions on the package.

Folk remedies

It will be possible to save a garden tree from mosses and lichens through the use of one poisonous folk remedy. The latter burns out dangerous growths in just a few days. At the same time, this tool does not harm either the tree or its fruits.

It is prepared like this:

  • take 600 g of slaked lime, pour 500 ml of boiling water;
  • the mixture is put on a small fire;
  • 400 g of sulfur in powder is diluted in 1500 ml of water;
  • the components are mixed, after which both finished compositions are combined;
  • for 15 minutes, the mass should be stirred over low heat;
  • the degree of readiness is determined by the red tint of the mixture.

The finished concentrate is diluted with water. For 5 liters of liquid, 100 ml of the mixture is enough. With this tool, you need to thoroughly process the area on which the lichen is present. It is important to use this folk remedy competently and as carefully as possible so that it does not end up on the hands or mucous membranes. When working with him, gloves or goggles must not be removed under any circumstances.

Prevention measures

Despite the fact that it is possible to remove the formed mosses and lichens from the apple tree by means of effective means, it is much easier to prevent their appearance. There are many techniques to prevent the occurrence of such serious problems that can destroy the fruit plantations in the garden.

The main activities aimed at protecting trees focus on maintaining their immunity and overall health. It is important to keep the outer covers of the branches and trunk of the apple tree under control. Consider what simple manipulations will help maintain the health of garden plantings.

  • Trees will definitely need timely treatment for most common diseases.
  • Suitable feeding options cannot be neglected. They must be balanced and rational.
  • It is necessary to resort to garden pruning in time.
  • It is equally important to turn to whitewashing of boles. This procedure prevents damage from frost or sunburn.

Whitewashing for trees should be prepared according to all the rules so that it is really useful and effective. In addition to lime, it should provide for copper sulfate in the amount of 150 g per 1 bucket filled with water. A properly prepared whitewash should be used to treat apple trees in the fall and spring seasons. At the same time, it is necessary to engage in mandatory garden pruning. After the pruning procedure, the apple trees will begin to grow overgrown with young branches, on which mosses and lichens will no longer grow.

The garden must always be kept under strict control in order to timely identify problems affecting fruit plantations. Particular attention should be paid to those zones where there is an increasing area of ​​distribution of lichens.

Most often, severely damaged trees have hidden dangerous diseases that must be fought as soon as possible.

Useful Tips

Here are some helpful tips for dealing with mosses and lichens on apple trees.

  • Often apple trees suffer from lichens and from the simultaneous drying of the shoots.This is a symptom of a dangerous disease called black cancer. In this case, the dried branches must be sawed off, and the trunk must be disinfected with a mixture of vitriol.
  • According to experienced gardeners, the adhesion properties of the whitewash are noticeably improved if it is cooked with the addition of 500 ml of low-fat milk.
  • Until the age of the garden trees has passed the 5-year mark, it is not necessary to whitewash them for the winter.
  • When processing apple trees with purchased or self-prepared poisonous broths, you must use gloves and goggles. Without additional protection, manipulation of such formulations can lead to adverse effects on human health.
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