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Treatments with Faster 10 CE, Kaiso Sorbie, Affirm, Novadim Progress, Laser 240 SC. Cutting and destroying of the attacked fruits and sprouts; Treatments with Mospilan 20 SG, Karate Zeon 50 CS, Decis Mega EW 50, Calypso 480 SC, Affirm. Treatments on burgeoning: Bouillie Bordelaise WDG, Copernico Hi-Bio, Melody Compact 49 WG, Funguran OH 50 WP, Champ 77 WG. So, the tree is sensitive to the frost, and the differentiation of the fruit buds won’t develop normally. Cutting and destroying of the affected branches (sprouts); Treatments with Decis Mega EW 50, Karate Zeon 50 CS, Affirm, Mospilan 20 SG, Laser 240 SC. The pulp of the mature fruits rots and on their exterior appear yellow-grey pillows. Crown gall produced by Agrobacterium radiobacter pv. Treating the insects will remove the source of the honeydew and dry up the sooty mould, which will eventually fall or wash off the foliage. It is usually selected for its abundant and stunning display of pink flowers and lush reddish-purple leaves. leaves on my 2 year old plum tree are tightly curled with some sort of sticky stuff inside. On the leaves appears small, circular spots with a watery look. The fungus winters as a mycelium on the bark of the trees. Treatments with Nissorum 10 WP, Envidor 240 SC, Milbeknock EC, Vertimec 1.8 EC. 1 2 3. The plum trees richly colored leaves are 1-1/2 to 3 inches long and are present throughout most of the growing season, making a lovely contrast and enhancement to the landscap… Also, Blackthorn (Prunus spinosa) is an intermediate host in which the fungus multiplies, and after that migrates on cultivated species. Treatments with Decis Mega, Reldan, Fastac, Actara 25 WG, Calypso 480 SC. Apple blossom weevil (Anthonomus pomorum). The attacked fruit will fall from the tree before its time. Plum trees are susceptible to a number of diseases. On the roots and on the stem develop tumors, at the start small and soft, and after a while becomes like a wood. This disease has the ability to affect all plum tree varieties, and it causes the plums on the tree to form small white blisters which can eventually out grow the plum and cover the entire fruit. Using the pheromone traps to identify the flight of the adults; Treatments with Reldan 22 EC, Novadim Progress, Laser 240 SC, Affirm, Calypso 480 SC. Plum trees are susceptible to quite a few pests and diseases, and require regular maintenance. The larvae penetrates into the fruit and feed with the pulp and stone. This are covered by a white mycelium felt. This insect attacks a series of ornamental trees and fruit trees. Care for the orchard. The virus spreads through the infected planted material, through cicadas, aphids and pollen. Bacterial canker of stone fruits (Pseudomonas syringae pv morsprunorum). You should carry out treatments with insecticides specific to aphid control like Mospilan 20 SG. The orchard will be founded on the lands that were prepared properly; Disinfection of scissors and tools, before passing from a tree to another; Cutting the affected branches up to the healthy area, appliance of a treatments with Bouillie Bordelaise 4-5% and covering the wounds with cicatrisant mastic resin; The seedling roots will be bathed in a solution of Bouillie Bordelaise 1% or Topas 100 EC 0.025%; Treatments in the vegetation period with products based on copper. Tagged: ornamental plum tree diseases pictures. They attack the buds, flowers, leaves and even the fruits. They grow on the spontaneous flora, and after that they move on the cultivated crop. The disease is common in the unkept orchards and produces important losses to the stone fruit trees. In the spring, they leave their shelter and attacks the buds. Elimination of the branches where the larvae are presented; Treatments with Karate Zeon 50 CS, Fastac Active, Laser 240 SC, Calypso 480 SC, Affirm. They feed with the cell juice. As the blossoms pollinate, plums develop and grow. and fruit trees. It present as a colony on the lower side of the leaves, flowers or inflorescences and young sprouts. Viral Diseases. It is a dangerous species that attacks usually the flower buds and blossoms. Fungal infections are wind-borne or soil-borne, while bacterial and viral infections may be soil-borne or carried by pests. The attacked tissue wrinkles and dries. The other two bacterial plum tree diseases, bacterial spot and shot-hole, are caused by the Xanthomonas pruni and Pseudomonas syringae bacteria. The larvae will feed with the tissue found between the upper and lower epidermis of the leaves. Thanks-. It produces a wonderful sweet, tart and tangy fruit from late winter to early spring. Perennial canker is a similar fungal infection caused by the Valsa cincta and V. leucostoma fungi, and causes oval cankers to appear on the branches and trunk. Plum Tree: Pictures, Images, Photos, Facts on Plums from www.tree-pictures.com Also, they can attack the leaves, producing deformations and their fall. After 3-4 weeks the fruits wrinkle and fall massively. When sooty molds are present on any surface in the landscape, it indicates there is, or has been, a sucking insect population present in the vicinity. On the fruits are presented small, red-brown spots. Plum tree diseases like plum pox virus and plum rust are caused by pests like aphids. These insects include aphids, scale, mealybugs and white flies. On the leaves appear some circular, yellow spots, that evolve and become orange and finally red. It is a polyphagous species that attacks many fruit trees, vine etc. Enjoy these pictures of plum trees. Plum, Prunus domestica, is a deciduous tree in the family Rosaceae grown for its edible fruits.The plum tree has an erect growing habit with a spreading canopy. They stagnate from growing and in 2-3 years dry. The cells that compose this tumors are big and deformed. Powdery mildew produced by the fungus Podosphaera tridactyla. The aphids are a polyphagous species that migrates from a plant to another or from a species to another. You should apply 2-3 treatments with different products, after the flowers began to fall. Winters as a mycelium in the subteran organs of the plants from the Anemone genus (Persian buttercup). The females and larvae spread on all the organs of the affected plant, including the fruit, this insect feeding with the cell juice of the host plant. Plum tree treatments, most common diseases and pests of this fruit tree The plum tree (Prunus domestica) is a fruit tree that is part of the Rosaceae family. Gathering and destroying the leaves from the orchard; Treatments with Folpan 80 WDG, Falcon 460 EC, Topsin 70 WDG. The larvae will continue their feeding on the fallen fruits. This disease manifests on the young sprouts, leaves and fruits. From your description you are dealing with aphids. The caterpillars will stay on the lower side of the leaves and and will start to consume them. This insects produces defoliation of the trees and low fruit production. After hatching, the larvae diggs galleries in the attacked fruits, leaving inside faeces. It has 2 generations a year and winters as a pupa in the superficial soil layer. This moth attacks the sprouts, the leaves and fruits of the fruit trees, but the most damaged are the fruits. The adults appear in the spring and feed with the young leaves. The larvae of the first generations attacks the sprouts and feed with the inside of them, producing big losses to the newly established orchards. Get to work diagnosing tree diseases with our pictoral summary of 10 common tree diseases. The larvae attacks the buds and the leaves and can produce tree defoliation. This bacteria penetrates into the tree through the wounds produced by the nematodes, hail etc. It is particularly showy because flowers bloom early in the spring before foliage appears. Tumefaciens. Compared to other fruit trees, apple trees and peach trees for example, plum trees are much less likely to be damaged by pests and disease. Peach rust produced by the fungus Tranzschelia pruni-spinosae. You could try a broad-spectrum insecticide like Karate Zeon then, after 10-12 days from the end of the treatments, in order to stimulate the recovery of the foliage and to help the plant to overcome the stress period, a foliar fertilizer such as Terra-Sorb Foliar can be applied by spraying in a dose of 25 ml / 10 l water. Application of the recommended treatments in the vegetative rest; Treatments with Nuprid AL 200 SC, Actara 25 WG, Calypso 480 SC, Faster 10 CE, Movento 100 SC. Plum tree diseases may slow or stop production of the fruit crop. The adults and larvae colonise the branches and leaves producing tissue necrosis. It is usually selected for its abundant and stunning display of pink flowers and lush reddish-purple leaves. Also, they will weave some kind of nest, inside of which they eat. When the humidity is high, on the surface of the spots appears the bacterial exudate as a white-yellow viscous pellicle. Without adequate sunlight, the plant’s ability to carry on photosynthesis is reduced, which can stunt plant growth. Common Plum Tree Diseases. The pulp of the fruits losses its texture and taste. Each tree picture category on the left gives you information about the specific tree types and lots of great pictures of that tree. 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