White coating on the white currant. What is this disease and how to fight it

White coating on the white currant. What is this disease and how to fight it

Most owners of household plotsEvery year they observe how a white coating on a white currant is formed. And you can see it not only on white, but also on red, and also black currant. It should be noted that it is the leaves of the shrub that are affected. What is the source of infection of this amazingly delicious berries? This fungus, which spends the winter on the affected shoots and damaged fallen fruit. In summer, a white coating on the white currant is formed repeatedly due to mushroom spores, which are preserved on the "spoiled" organs of the plant. Bushes are gradually "infected", their immunity to frost is reduced, and after a couple of years the currant dies completely.

White coating on white currant

What are you the same symptoms of the above illness?

If you saw a white coating on a white currant, andnamely on the leaves of the bush from the lower side, - know that this is the first sign of the disease. Over time, the layering of the white shade will appear on petioles, berries and young shoots. In the future, the plaque will condense, its color will become slightly brown, and eventually it will transform into felt with black dots. This is the fruit body of the fungus.

Affected by such stratification of berries acquiregrayish shade, and eat them is impossible. If such symptoms occur, this means one thing - the time for effective treatment of the bush is lost. The gardener remains at the onset of autumn or early spring to destroy all, without exception, damaged leaves and shoots.

White coating on currant leaves

At the same time, it must be emphasized that the whiteThe plaque on the white currant is formed not more often than on the varieties of black or red. As a rule, the disease "progresses" in the summer. Often it is infected from the affected gooseberry. Favorable conditions for the development of the disease are high humidity of the air and soil, as well as warm weather. You can destroy the disease only at the initial stage of infection.

White coating on currant leaves is eliminated whenhelp their spraying with special chemicals. To process the shrub should be several times, and it should be done strictly according to the instructions.

In order to combat wintering infection,Copper vitriol is used, which is sprayed with a plant in cloudy weather or in the evening. At the same time, it should be checked that every section of the sheet is treated with a chemical composition. In hot weather with sunlight, spraying is not recommended.

Currant covered with white coating

If the currant is covered with white coating, then this problem can be eliminated without "any chemistry".

For example, you need to prepare the following composition. It is necessary to take the bent hay or mullein in the amount of 1/3 of the standard bucket and soak the above ingredient in three liters of water, and then insist for three days. After this, the resulting substance is dissolved again in water in a ratio of 1: 3 and strain. This "preparation" should be treated 3 times, namely: before the flowering period, after the flowering period and before the falling leaves.

Just as effectively combats with white coating on the bushes of currant wood ash - it should be placed in dry form in the near-trunk areas of bushes.

To minimize the risk of damage to the currant by the above disease, acquire varieties that have the greatest immunity to it.



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