Our tree is approximately 15 ft tall and 30 ft wide. Sprinklers are fine during normal temps/conditions. Problem: Verticillium wilt is a fungal disease that affects hundreds of species of trees, shrubs, edibles and ornamentals (see list of susceptible plants here). The tree look great in spring,and the first year it seeemd to be limited to only a few branches, but it appeared many of these branches also died after the leaves fell. Answer: I don't recommend regular wood putty as it shrinks as it dries. Most fungal growths are brown or black, not white, on maple trees. Sooty mold feeds on the sticky honeydew left by aphids and scale insects, which can sometimes be found on maple trees. Fungi lack chlorophyll and derive nourishment by feeding on (parasitizing) trees. Your tree is probably healthy - it was just a prime year for seed production. Last fall, my husband and I planted an October Glory Red Maple in our yard. Both trees were planted in new home subdivisions where the topsoil was replaced with basic dirt. This is a much more serious disease that affects all kinds of maples, but Sugar Maple and Silver Maple are the ones most commonly affected. I fear that they might be ill and are sending out seeds in a desperate attempt to leave a new generation behind. 1. It almost looks as though someone has sprayed them with white paint or something. Once the top of the tree has been cut off, especially a very young tree, it may not reach its true height. The majority of maple tree diseases are purely cosmetic and don’t threaten the life of the tree. Failure to control verticillium wilt can kill your tree, so it is important to correctly identify the disease and quickly remedy the problem. Hi Susan, (Go Bucks!) any way to save it? I'll be more than happy to post pictures if it will assist in identifying the problem. It can make it harder for the tree to get the nutrients that it needs via photosynthesis, depending on how large the lichen is and how much of the tree it covers. These can range from sycamore tree pests to sycamore tree diseases. (I could forward you some pictures if these could be of any). The spots first appear as small yellow spots in June. Common Wisconsin Tree Diseases and Infestations with Pictures Dawn February 8, 2020 Insect Control , Tree Disease It is usually easier and less expensive to help a tree with one of these common tree diseases early, so be sure you act fast. If you don't have a problem with it, you can keep the tree as the bees are using it. Two symptoms of verticillium wilt are yellowing leaves and wilting leaves. Canker Diseases. Recently brown mushrooms appeared on the grass surrounding the tree (about 2 meters away from the tree) - could that be an indication of fungal infection at the roots of the tree or just a coincidence? It had a brown soft center 3/4 inch in diameter surrounded by normal wood. Sycamore trees are vulnerable to diseases and insect pests, just like almost every variety of tree you can plant. The leaves are very small but the tree is quite dense, the leaves have curled from the tips and the tree looks like its dying. Leaf scorch seldom kills trees; deep watering is the recommended treatment. My maple leaves are much smaller, for example, because the initial set of leaves were hit by frost right before they opened. What is killing your tree, I believe, is that it has a split trunk, that is splitting even further. Is it a fungal problem? Hi cindi, The trees are probably under some sort of stress; it could be anything from not enough water to pests or even pesticides being used in the area. About 1 month ago, the tree was staked down and during a storm the top 1/3rd of the tree snapped off as well as a few lower branches. Make sure to follow the instructions carefully! They can be identified by falling major limbs with dark tunnels visible at the break, sawdust at the base of the tree, and an opening plugged with wet sawdust Fungus feeding fruit flies, and dried fruit beetles were seen feeding in large numbers on carpenter worm openings. I really don't want to loose it ... any help would be greatly appreciated. Find tree diseases stock images in HD and millions of other royalty-free stock photos, illustrations and vectors in the Shutterstock collection. I water the trees as much as my neighbors.But the trees are always greener on the other side :( I want to help my tree grow. Powdery mildew doesn't often cause lasting harm to the tree that it's on because it just sits on the top of the leaf (as opposed to getting inside the roots or eating holes in the leaves). This condition you describe is sun scorch; the leaves may turn yellow or red, and in severe cases, turn brown and curl up around the edges. So, if you wanted a large, shade tree, you may want to replace this one, or just move it to another area of your property where looks/size aren't as important. If this is the only problem you notice, the tree may sprout a second set of leaves this summer, but they will be smaller than those on the "good side" of the tree. The tree looks so good but how can it survive? My husband has been threatening to cut down our silver maples and I am beginning to agree with him. Your tree may need to be cut down, but without seeing the tree in person, it is difficult to correctly diagnose. A variety of canker diseases affect trees, including Cytospora canker on pine, poplars, spruce and willows. These diseases are the cause of significant replacement expense of yard trees but take a major toll on the commercial expense of … If so, will simply watering the area around the tree avoid any long-term damage/death? Answer: My first thought on this was cottony maple scale, but it seems early in the season for this particular problem. Thousands of new, high-quality pictures added every day. It helps reduce stress and stops many insects that would otherwise bother your trees. Mulberry is the name given to several species of deciduous shrub or tree in the genus Morus (family Moraceae) which are grown for their edible fruits. As for your tree not growing as fast as you think it should, many maples this year and last were stressed because of the late frost that hit them. I live in long Island and Have a Maple that is around 30 years old - I have noticed the last 2-3 years that healthy branches are simply dying throughout the summer. Clean up leaf debris around the tree's base, Leaves that curl around a dead-looking brown spot, tan or brown spots near the leaves' veins, cankers, dying young branches, and premature leaf loss, Late spring to early summer; especially prevalent during wet periods, Keep tree from sitting in moisture; rake leaf debris; prune affected branches, May require treatment of bugs that carry the fungus; can be brushed off, Appearance is all over the place and can be dictated by region, weather, and other factors, Low (but can indicate more severe diseases), Composite organism made of fungi and algae, Can usually just lift lichens off of the tree; may also prune branches that have it, Wilting or yellowing leaves, often concentrated to one area or side of the tree, July and August, particularly seen after a dry and hot summer, Plant resistant strains, remove the diseased tree, and/or fumigate the soil, Symptoms vary wildly; often looks like mushrooms, can be cankers. For the past 3 years my Schwedler Maple (25 years old) has leafed out beautifully but when you sit under it & look up most of the bmaller branches are bare & look dead. You can also resort to fungicides (both natural and chemical) to help fight it. In case of severe infestations, falling of leaves might occur. Winged brown insects that are about the size of a nickel or smaller, Large number of varieties; usually look like black, red, brown, or green abnormalities such as a pimple or a needle. Hi - I noticed what looked like sawdust around the base of my large soft maple tree. Do you think these can be fixed, and if so how can i do this? Infections capable of killing these plants tend to attack a tree’s internal systems, invading via the roots. Through all the 4 years my trees fare the worst compared to any lawn in my neighborhood. The leaves start showing up very late in the spring (that too sparingly). You can find this particular product at your local lawn and garden store or megastore with a garden department. If you're on a budget, you can also call your local Cooperative Extension office too (assuming you're in the U.S.) - often they'll come take a look at your tree at little or no cost. The fungus appears as yellow, dark brown, or black lesions that initially occur on the underside of mature citrus leaves. Yes, I suspect the weather is the reason behind your tree's condition. Is there any hope in saving this tree? Last summer the leaves started to turn and fall early. Treating diseases on full-grown trees is difficult because of their size. It's been in my front yard growing very well for the past few years, and stands 10+ feet tall now. Help! What could this be? Hi Susannah, Unless all of the leaves are wilted, or the leaves are dead around the edges and curling, I'd go ahead and apply the fungicide. Eventually you should plant the tree in the ground. Thanks so much taking the time to post all the information here on your hub. Bacterial blight causes black or brown spots on leaves, diseased growths on branches, oozing twigs or growths on the flowers, fruit and stems. Bacterium can also cause significant damage to the olive tree. If you're in doubt, call your county Cooperative Extension office- they would be able to visit your tree and give you a diagnosis of the problem in person. The fungus enters the tree through wounds or scars. Unfortunately, there are a plethora of lemon tree diseases, not to mention pest damage or nutritional deficiencies that can affect how, or if, your lemon tree bears. Woodpeckers are active on the tree. I'm in the mid-west and temps are in the upper 80's -90's. It comes in vast swaths of colors and formations. Some strains can cause cankers and blight. There are two things that come to mind when I hear "white fungus" - powdery mildew or heart rot. Then, last year, I noticed lots of white, spotty looking fungus on the branches. You’ll find that there are quite a few diseases of sycamore trees. Any advice that you can offer would be helpful. It isn't unusual for a tree that large, and probably old, to lose a few limbs, especially in high winds or other inclement weather. Hopefully there won't be a late frost again next year! If so I assume we would have to wait until winter for a pruning? So now the cars and deck are covered with sticky sap. Fortunately, it's not harmful because it feeds off of the air rather than the trees. Ill apples. You can brush the mildew off or apply horticultural oils. I have a couple autumn blaze maples that started to leaf this spring, but then lost it leaves and now only has leaves on part of the tree on one and almost none on the other. I'm not sure how big this particular hole is- but you can also use pruning wax (available in a can) for filling holes that aren't incredibly huge. Thank you for any help you can provide. Question: A big piece of bark fell off my large silver maple tree. silver maple leasions in bark / separating 8 or 10 years old 30ft tall - we live in texas near austin. Charlotte Gerber (author) from upstate New York on August 01, 2010: Hi Brenda, It sounds like you have carpenter ants. While maple trees can suffer from a number of general problems, verticillium wilt seems to be the most common and dangerous disease plaguing maple tree owners. Charlotte Gerber (author) from upstate New York on December 08, 2010: Hi Tammy, Some years are just better years for seed production than in others. Then why are my trees the only ones not growing :(. The leaf areas are discolored, and raised from the surrounding surfaces. Maple Tree Diseases. Answer: If Woodpeckers are actively seeking bugs on your tree, it may have an infestation of some kind. The virus is cosmetic and doesn't affect the tree's ability to flower, grow, and thrive. they just stay on the limbs too. Pear thrips spend most of their life underground. I live in Columbus Ohio and I have a beautiful sugar maple in my front yard. Anthracnose is different from leaf scorch in that the browning occurs in random spots on the leaves and along the veins. . The branches can also develop cankers, which often strip them of their bark and kill them. Hi Peter, I'm not sure exactly what caused the death of the other maple you spoke of, but unless the Japanese Maple is exhibiting the same problem, it probably isn't related. Charlotte Gerber (author) from upstate New York on September 01, 2010: Hi Ken, It could be several things, from scorch on the leaves (occurs in dry weather, high temps or windy conditions) to anthracnose (there's more info on this in this hub above). The fungus spores will winter over in the dead leaves on the ground, so rake up the leaves in your yard if you don't want it coming back next year. I would also remove the plastic from around the tree if it is still there as it can harbor pests and encourage fungal growths. is there any grazing going on?, not sure at the moment about no helicopters, will ask a couple of friends of mine over the weekend. The University of Hawai'i has created an amazing PDF that explains the mold's lifecycle and is complete with many photos of the mold. Severely affected trees may exhibit leaf loss. I read most of the comments above and have not found any mention of similar problems. I tend to go along with what an arborist/nursery person would tell you to do, as they would be aware of any local pests/diseases that would affect your trees. It's caused by unfavorably dry weather conditions. However, it inflicts much more extensive damage because it affects both the leaves and the branches. If your tree has these spots, which then causes leaves to curl in mid-July, it may have a different disease called Anthracnose. It can be treated with fungicides. It looks like there are eggs on the underside. It is caused by the fungus Elsinoë fawcettii, and it usually affects leaves and fruits. As long as the tree seems well-watered, it should be fine. The leaves themselves look fine but they look wet and shiny. The only thing to be done, other than ignore it, is to treat it with a fungicide. Some variants include: This content is accurate and true to the best of the author’s knowledge and is not meant to substitute for formal and individualized advice from a qualified professional. The good news is that sooty mold won't kill your tree and can be easily treated. The tree started buding several weeks ago but we got some really bad storms and for the last month we have had very windy conditions. No stuff was seen the last 2 years. The tree should recover, though it may be a month or so before you see any improvement. we have had drought problems for a few years. Your tree should rebound by mid-July; maple trees are generally very hardy. Rest assured, your tree will recover from scorch. Anthracnose can be controlled by removing dead leaves from the base of your trees in the fall. Experts advise that you keep your tree healthy, with good cultural practices, as a first line of defense against problems with sycamore trees. I'm not an arborist, but I am a maple syrup producer in NY. Thanks in advance, Jeff in central valley CA. The fungus winters-over on fallen leaves. Good luck! This condition typically occurs when trees experience long periods of cold, wet weather. Hi Jeff, It sounds like sun scorch. However, I'd say about 60% of the leaves are fine and 40% have this curling problem. I was told it could be Anthracnose, but uncertain how to treat it or if it is treatable this late in the season? I soak the ground for about 3 days, once a month during the summer, and it gets water from the lawn sprinklers every third day for approx 20 mins. I have a 5 year old silver maple that I grew from a seed that fell from my parents tree. The other halh of the tree is what I believe to be dead. The most common tree diseases are caused by fungi. The exposed tree looks like a bare dead tree in the forest. What is you suggestion pls. Sign up to get all the latest gardening tips! The leaves are turning red and I skipped a day of watering and on side the leaves are dying (brown and curling). Maple spindle gall (left) and maple bladder gall (right) are common cosmetic issues that plague maples. You can also apply fungicide, but you may need a commercial application depending on the size and number of trees that may be affected. I cannot even find a picture of what it looks like anywhere on the internet. Soil is not very well drained, high amounts of clay and low lying, and it has been a very rainy year so far and much of last one too, but the tree has good drainage from where it stands as our yard slopes from there. Charlotte Gerber (author) from upstate New York on August 27, 2010: Hi Alan Crocker, Your problem sounds serious- it may be a borer beetle. From what I have read watering should not be required for a well established tree in our area (we also had a very wet spring)and I am worried the tree has reached the end of it's life span. recently, my neighbor next door told me his maple was just treated for mites. If it isn't raining frequently, give the tree a good watering at least once a week. Bacterial leaf scorch can also be a problem. We live in the Pacific Northwest and have a large (approx 30 year old) well established Japanese Red Maple tree (not sure of the exact species)that has been suffering leaf die off in summer for the last three years. What should I do? We have three Maples at the end of our garden and I think they're about 30 years old. The fungus then inches upwards from the root system and infects the trunk of the tree. Powdery mildew is like what it sounds like - a white powdery substance on the branches and leaves of a plant. I would say the best way to ensure a tree gets adequate nutrients is to put mulch down, an inch or so at the most. While it can be treated with a fungicide, it usually needs to be done by a professional, especially if the tree is large. Will the tree come back? Thanks. Another problem is Verticillium Wilt - requires pruning to remove the affected branches. Then, they progress to the black spots on the leaves you see above. Thank you! I have a huge old maple in my yard that has recently started leaking water from trunk, about five foot from ground. Did they occur as a result of a hard frost or a period of freezing weather followed by a warm thaw (or vice versa)? Remove leaf debris. Joseph OBrien, USDA Forest Service, Bugwood.org, Xylella And Oaks: What Causes Oak Bacterial Leaf Scorch, Sycamore Tree Care: How To Grow A Sycamore Tree, Diseases Of Pumpkins: Learn About Pumpkin Diseases And Treatments, DIY Fruit Wreath: Creating A Wreath With Dried Fruit, DIY Felt Vegetables: Handmade Felt Vegetable Ideas For Christmas, Fern In A Hanging Container: Care Of Ferns In Hanging Baskets, Container Grown Viburnums: Caring For Potted Viburnum Shrubs, Growing Dahlberg Daisies – How To Care For Dahlberg Daisy, Rose Of Sharon Winter Care: Preparing Rose Of Sharon For Winter, Yellowing Oleander Bushes: Reasons For Oleander Leaves Turning Yellow, Growing Plants Indoors: Forcing Amaryllis Blooms In Winter, Phalaenopsis Orchid: A Surprising Addition To Holiday Décor, Gifting Holiday Plants: Secret To Keeping Live Poinsettia Plants Healthy, Handmade Ornaments – Holiday Ornaments Crafted From Nature. I thought this would go away with summer but I think it is getting worse. The important symptoms and characteristics of individual trees can be found in the index of deciduous trees. Sometimes, whole branches or the entire crown can wilt and die in a short period of time. It affects the tree's vascular system, which usually kills the entire plant. Anthracnose is a fairly common fungus that can affect trees that are in particularly damp environments or have a generous amount of foliage. Please help. In severe cases, it can cause defoliation; otherwise it's a minor stress on the tree's ability to photosynthesize. Leaf scorch can be remedied with deep watering during hot or windy conditions. This is the second year I have noticed this. Check out my slideshow at the beginning of my article- slide #7 is a photo of this type of gall. What other info would you like? 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