Plum diseases and their control are of interest to many gardeners. What they are not ready for to get a harvest of tasty and high-quality fruits. Only he althy fruits can be large, without damage, beautiful. If you dig on the Internet, it is easy to find information about what plum diseases exist. Photos show the results of their exposure. This article describes some common plum threats.
Smoky spotting threatens all representatives of stone fruit breeds. Its cause is fungus. Brown spots on leaves with a dark border in spring, small red-brown spots on fruits and reddish on branches. Over time, the berries take on an irregular shape, and the wood cracks, gum is released. Fungal plum diseases and their control is a very important issue for getting a good harvest. In order to defeat smoky spotting, it is necessary to thin out the crown of each tree in time, weed out weeds, and dig up the ground. Fallen leaves are burned, and affected branches must also be treated to prevent further spread of the fungus. thricetrees are sprayed with 1% Bordeaux liquid: when the buds begin to turn pink, when the flowers fall off and after 2-3 weeks. These measures are necessary if the threat has become serious.
Some other plum fungal diseases and their control are very similar to smoky spot. For example, fruits can grow empty, puffy, no stone is formed in them, the surface is torn with a powdery-white wax coating. These are signs of marsupial disease. The symptoms are different, but the methods of struggle are the same.
Dangerous for trees and gum disease, it is a release on the cracks of the bark and sections of a colorless, yellowish or brown resin. Bacteria that cause cancer of the trunk and branches multiply in it. The cause is fungal diseases, as well as, as mentioned above, mechanical damage, freezing, sunburn and other consequences of adverse conditions. Trees can suffer from growing in acidic, heavy and flooded soils with excess moisture and nitrogen. Cracks in the bark with gum disease that appear due to plum disease are very dangerous, and the fight against them becomes a priority.
If possible, try to create good conditions for trees, protect them from mechanical damage. Wounds must be cleaned in a timely manner, disinfected with a 1% solution of copper sulfate. Then you need to cover them with garden pitch. In order to save the trees from sunburn, the trunks are whitened in late autumn and early spring. To whitewash notcrumbled immediately after drying, a little glue is added to the solution.
In order to fight the well-known fruit rot, which manifests itself especially strongly in rainy summers, it is necessary to remove all affected fruits from the garden in time and bury them. At the same time, avoid touching he althy fruits so as not to transmit the disease further. Fight insects that damage plums, it is with their help that rot will begin to spread.
The fight against plum diseases should be carried out regularly in order to enjoy a good harvest year after year.
