Ask an Expert is made up of groups and individual experts. It has grown well and appears healthy. Yoshino Cherry1 Edward F. Gilman and Dennis G. Watson2 INTRODUCTION Yoshino Cherry grows quickly to 20 feet, has beautiful bark marked with prominent lenticels but is a relatively short-lived tree (Fig. It only infects the tree if the moisture level of the soil is very high, like when the tree grows in standing water. Asked August 23, 2020, 12:28 PM EDT. Can you tell me what is wrong and what I can do to treat/prevent the problem? Trees can also get blight, canker and powdery mildew. It has upright to horizontal branching, making it ideal for planting along walks and over patios. Ask an Expert is made up of groups and individual experts. Commercial fruit growers will experience the same problem but control it by frequent applications of fungicides.For the home owner ,this may not be practical because a fungicide would have to be applied after every spring rain.Suggest sanitation , removing infected leaves frequently, pruning diseased twigs during the dormant season and apply a dormant copper fungicide for suppression.See the attached.http://extension.psu.edu/pests/plant-diseases/all-fact-sheets/cherry-diseasesro. Yoshino Cherry grows quickly to 20 feet, has beautiful bark but is a relatively short-lived tree. I have a Yoshino Cherry tree in my front yard that is approximately 15ft tall and about as wide. Root and crown rot diseases result from a fungus-like organism that is present in most soils. All pictures are at this link: https://www.dropbox.com/sh/9y7zqeu8r8148qv/AAA_niHk9r9ObiZK5Mtdg1VCa?dl=0, The photos were helpful. Yoshino cherry trees are some of the few trees in the United States that attract an audience. Don't see many spots or any bugs but only small black buds. This means that the trunk goes directly into the soil and the flare (where it broadens into the root system) is not exposed. You now have the tree protected by the fencing. Common cherry tree problems include rot, spot and knot diseases. During the past couple of seasons, ornamental cherry trees in Maryland have been attacked by shot hole fungus disease, Coccomyces leaf spot. Yoshino cherry trees are fast growers and will reach a final height of 35 to 45 feet with a 30- to 40-foot spread. Please be patient and read what i have written as it may get asked eventually anyway. I also had treated the trees with imidacloprid in early summer as I saw leaves turning yellow on this tree. A cool, wet springs will bring on the disease,as the season progresses, a shot hole appears on the leaf,gradually the leaf will yellow and prematurely fall off. We noticed in #5 (last on right) that this tree has been planted too deeply. We do not recommend applying imidicloprid to any flowering tree because of the danger to pollinators. It is kept well mulched with no mulch touching the base of the tree. http://extension.psu.edu/pests/plant-diseases/all-fact-sheets/cherry-diseases. Prunus x yedoensis 'Shidare-Yoshino' (Yoshino Cherry) is a deciduous tree with a dramatic and graceful weeping habit. Trees can also get blight, canker and powdery mildew. 1). The following publication on our website discusses this on page 3: http://extension.umd.edu/sites/default/files/_images/programs/hgic/Publications/HG86%20Common%20Abio... Photo #3 (middle photo) shows a wound. You are seeing the symptoms of cherry shot hole disease. I was out and about today and drove by Home Depot, taking the usual shortcut to get through to the other shopping centers when i looked over and they had some weeping cherry blossom trees! Do not apply imidicloprid to this tree.It will not prevent borers and it is harmful to bees and pollinators. You can prevent these diseases with proper tree care and maintenance. As the flowers wane, the oval-shaped, dark green leaves emerge and create a fresh summer canopy. This year they have done well except for one tree with the leaves turning yellow and curling. Cherry Tree Problems. So, uncover the root flare (not the roots, just the flare). Mature Yoshino Cherry. If the tree successfully "heals" the wound, the tree should be able to survive, however the wound will interrupt some of its ability to absorb water and nutrients from the soil.ECN. Howard County Maryland. All other trees are doing well. Blooming in early spring, its pendulous bare branches get smothered with generous clusters of brilliant white blossoms. The flowers of this tree are popular with birds and other pollinators. Though cherry trees are generally tolerant of most soil types, this weeping yoshino cherry tree will not tolerate clay soil, so if you have this type of soil in your garden, it should be amended before planting this tree. It only infects the tree if the moisture level of the soil is very high, like when the tree grows in standing water. If you want to prune for aesthetic reasons, early summer is the time—that way, you won’t prune any buds. Having the flare buried will stress the tree and slowly lead to death. Kellie, During the past couple of seasons, ornamental cherry trees in Maryland have been attacked by shot hole fungus disease, Coccomyces leaf spot. 1 Response. sometimes an infected twig will split causing the sap to appear, hence , the reason for the ants. Initially, I watered it weekly but my nursery told me that I may be overwatering. Yoshino cherry trees do not require pruning, but if you see any dead, diseased, or crowded branches, you should prune them when they appear. Salinity Damage. 7 years ago. Root and crown rot diseases result from a fungus-like organism that is present in most soils. Beautiful as they are, Yoshino cherry trees should not be planted where they can … While cherry trees are naturally susceptible to a range of health problems, these problems are made worse if you select the wrong cultivar for your growing region or don’t properly care for the tree. It has upright to horizontal branching, making it ideal for planting along walks and over patios. Caused by the Apiosporina morbosa fungus, … You always want to be able to see the flare of a tree. Boring Insects: Caterpillars and tree borers, such as peach tree borer, are problematic on these … Problems with the Yoshino Cherry Tree Shothole. Our entomologist says this is not caused by a borer (though cherry trees can get a peach tree borer--only ash trees get emerald ash borer.) The causative fungus is Blumeriella jaapii. Hi! We planted eight yoshino cherry trees about 3 years ago and last year they had the ash borer and were treated with imidacloprid around the base and sevin spray a couple of times. I have seen ants on it presumably because they like the sap?? Each spring, Americans from all over the country head to Washington, D.C. to see the trees in all their glory.