Hi Pat Pope, I don't think your tree is sick, rather, the age of the tree has much to do with what you're seeing. So i am sharing a fantastic website for a company which providing Pest Control services in Toronto.Maple Pest Control is serving Greater Toronto Area for over 20 years in pest control service to home and commercial places with latest techniques. Lichen can be found on many maple varieties, but it's more commonly seen on mature trees. 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. If this isn't the case, please write back and give me a few more details or contact your county Cooperative Extension office's tree expert for assistance. Most leaves have them and they are sprinkled around the bottom portion of the leaf, closest to the stem. Suggested Use: Shade Tree, Street Tree, Rain Garden. Acer x freemanii ‘Marmo’ Through all the 4 years my trees fare the worst compared to any lawn in my neighborhood. Tolerates urban conditions. We have lived in our house in Pennsylvania for 20 years and have never experienced this problem with our trees. Leaves simply die and fall off while the rest of the tree is healthy. Charlotte Gerber (author) from upstate New York on July 20, 2010: Hi Brian, I live in NY too. Mixed red, burgundy, and gold fall color. Any and all help is greatly appreciated and I'll post on the page whatever I find out. Charlotte Gerber (author) from upstate New York on August 08, 2010: Hi Peter, You could brace the tree- what you would need is a brace for each side of the tree, so one would be gently pulling one side of the split to bring it together, and the other would be pulling the other side of the split. The spots can also appear on the seeds (samaras). This disease can be managed by removing all debris and dead leaves from around the trees before winter, as the fungus that causes it lives in the debris. This is best done by a professional- especially if you have a large tree. Question: My maple tree is in a pot. I'm pretty sure it's anthracnose and have been picking up any fallen leaves. Do you think these can be fixed, and if so how can i do this? Leaves that are spotty and are turning brown along the veins of the leaves may signal that the tree has anthracnose. Where the leaves curl it can be just the "toes" of the leaf or the whole leaf. The purple leaves on a maple tree and other plants are that color because they have a higher amount of anthocyanin than chlorophyll. Do you know what is wrong? PS: I have to sadly also mention that the soil in my yard is not of the best quality since we have to fight a lot of weeds and do a lot of work to get our yard green. I have a sugar maple that is 60 feet tall. Brandywine Maple is a highly desireable shade tree specimen originating from the U.S.National Arboretum’s tree genetics program. In the late fall you may want to prune any dead branches, if that is what has happened to that side of the tree. Charlotte Gerber (author) from upstate New York on September 18, 2010: Hi Mary, Here are several things to consider: Leaves that are dry and curl up around the edges usually have sunscald. I think a call to your local Cooperative Extension office may offer the answer, as they would be aware of any local conditions/problems in your area. Typically, those are only resorted to on commercial plants and bushes like roses and wheat. To treat mealy bugs/scale, I've found the easiest way is to use Bayer Advanced Tree and Shrub. Woodpeckers trying to catch a borer larva sometimes make a line of several holes in the bark over the feeding tunnel. 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). Now the waiting game begins- most maples can leaf more than once when they are stressed, so your tree may show improvement by July. In that case, your tree may be unsavable. I bought my house about 4 yrs ago and there's a maple tree in the middle of my backyard. One of the worst diseases that your tree can get is verticillium wilt. Thanks for your response about the split trunk being the likley cause of stress to our Japanese maple. Feel free to call your local Cooperative Extension as well- they can tell you if there is a disease or frost damage issue in your area. General tree maintenance. Be sure to wait for a good weather day to apply the fungicide, with little or no wind. Charlotte Gerber (author) from upstate New York on September 20, 2010: Hi Bruce, There is a borer beetle that likes maple trees - the Asian Longhorned Beetle. 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. Hi Theresa, Are there other trees, specifically maple trees, in your neighborhood that are exhibiting the same problem? Answer: I don't recommend regular wood putty as it shrinks as it dries. The disease continues when fungal spores over-winter in dead leaves and infect trees during a prolonged wet spring. Just to be clear about the symptoms of leaf scorch- the outer perimeter of the leaf becomes dry and brown and the edges curl up. Another problem is Verticillium Wilt - requires pruning to remove the affected branches. While sooty mold mainly affects plants and trees that honeydew-secreting insects love, the mold can also effect maples. We live in the suburbs of Chicago and the soil consists of a fair amount of clay. Your comments please, Hi, we live in central Wisconsin, I have a silver Maple tree in our front yard. If you don't have a problem with it, you can keep the tree as the bees are using it. How long has the root been exposed or has it always? The the trunk is >1 ft in diamter and has a split trunk (i.e two main stems from the base). I had thought that the spots had stopped spreading (I don't seem to be getting any more leaves that turn completely brown), but it's recently put out some new leaves, but those too are developing spots. Sprinklers are fine during normal temps/conditions. You can let the mildew sit, and it may resolves itself. I am very attached to my baby tree and want to see it survive. Just follow the directions for diluting the product exactly, so it is safe for your plants. The fungus then inches upwards from the root system and infects the trunk of the tree. So now the cars and deck are covered with sticky sap. I'm not sure exactly what may be causing the lesions you speak of. Acer x freemanii 'Marmo'Vigorous shade tree with strong central leader, strong branching. silver maple leasions in bark / separating 8 or 10 years old 30ft tall - we live in texas near austin. Heart rot will literally rot away your tree, in many cases destroying a tree within a season or two. Powdery mildew is like what it sounds like - a white powdery substance on the branches and leaves of a plant. Yes, I suspect the weather is the reason behind your tree's condition. It continues to lose bark, sometimes in large pieces. From helicopters to leaves to the sap... One arborist said you don't see too many maples reach this age and be relatively healthy. The other tree doesn't yet establish pods, but is full of leaves each year and growing quite well. Then why are my trees the only ones not growing :(. I really want to save the tree. Last summer the leaves started to turn and fall early. In the last 2 weeks at the base of the lower branches (center of the tree) it has begun to leaf out, but no leafs yet on the surrounding branches. Hi Jeff, It sounds like sun scorch. Alternatively, you could contact a beekeeper who may be interested in the bees, then cut down the tree (though they would be "wild" bees). Dear Bella, It appears that you are the one should take a hike. They will take advantage of a tree that has damaged/moist wood in trees. While the tree is still alive, obviously it isn't a healthy tree because it has a large hole in it that the bees are living in- the heart of the tree is dying, which is probably what is happening to your tree. While I hate to sound like a broken record lately, I've been using the Bayer Advanced Tree and Shrub to treat my maples and other plants that were hit with the late frost. ... perhaps from disease … When the leaves are removed from the stem, a couple dots of white latex will be visible. The trees in my neighborhood have finally lost all of their leaves, and I noticed that my 2 maples have a lot more seeds than any others in the neighborhood. I am ready to give up.....help! Recently, a limb broke two inches in diameter. It prefers well-drained moist, acidic soil in the full sun to partial shade. Fortunately, it's not harmful because it feeds off of the air rather than the trees. The leaves themselves look fine but they look wet and shiny. We live in Cincinnati Ohio and we received our trees on time. It's caused by unfavorably dry weather conditions. Crown is oval to rounded. You can find this particular product at your local lawn and garden store or megastore with a garden department. It'll look similar on a maple. On the same branch one leaf could be curling tightly and the one adjacent could be perfect. Hi Annie Papas, I would definitely say that you have a fungal infection, however, I'm not sure how to tell you to treat it, since I'm only aware of US laws regarding fungicides. The underlying cause of your problem may be related to the amount of sunlight your tree is receiving. After any windstorm there is always a plethora of these small dead branches scattered on the ground. While it can be treated with a fungicide, it usually needs to be done by a professional, especially if the tree is large. Had a tree guy over he said to cut it down. My husband has been threatening to cut down our silver maples and I am beginning to agree with him. This condition you describe is sometimes caused by a late frost followed by a rapid thaw, thus causing splits in tree trunks. 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. Phytophthora root rot is caused by a wet spring or leaving your maple tree in poorly drained soil. In response to the photos you posted, you could remove the wooden boards from around the tree for aesthetic reasons, and it would prevent litter from collecting there. 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. Hopefully there won't be a late frost again next year! I recommend you to try pest control services from maple pest control inc. in Toronto area.I found lot of fantastic information about pest control on your blog. . I am suspicious that I have some form of insect boring intop the branches (based on looking at a couple of these branches where they final broke off - This usmmer a health brach came down and you could see where something had basically cut it through part way - Lookinf for suggestions if there are any on treating the tree to keep this from continuing - the tree is starting to look thin. Many are available and offer different forms and features. If it isn't raining frequently, give the tree a good watering at least once a week. A hybrid of the Silver and Red Maples, the Celebration Maple is a deciduous accent tree that gets energetic growth from the Silver Maple side of its family. Sounds like you're the go to guy for maple problems! tall. Woodpeckers are active on the tree. Hi -- I have a red maple about 60 years old. There are many different types; some of which are specific to certain trees, some are not. 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. Alternatively, the Japanese maple is susceptible to two other problems that cause similar leaf problems: aphids (visible on the underside of leaves), which leave a sticky residue - I use Bayer Advanced Tree and Shrub, as it kills sucking insects and fertilizes at the same time. Hi Patty and Sally, I think the two of you have the same problem- mealy bugs or scale insects. I thought this would go away with summer but I think it is getting worse. I recommend that you either contact an arborist in your area or call your county Cooperative Extension office and request that they check your tree in person, then make a recommendation. You can treat trees with Bayer Advanced 12 month Tree and Shrub Insect Control. It is best to trim the roots and limbs when the tree is in a dormant stage (early spring and late fall after the leaves have fallen off). We've had a wet spring, so I've watered only after a couple days of dry weather using Miracle Grow and other types of fertilizer. any way to save it? You can call your local Cooperative Extension office to see what fungicides are legal in your state. Dead major limbs could identify borer infestations.". It is a cross between an Autumn Spire Maple and a Silver Maple. After a bad storm the buds and new little leaves dried up and seems as though tree still looks it goes in the winter. The roots are usually as long as the tree is tall, and often much longer. 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? I've covered the shown root and removed the grass that was right up to the tree. The box they came in was crushed and it looked like they were bent. I live in Columbus Ohio and I have a beautiful sugar maple in my front yard. Is this occurring from a lack of water? Heart rot, on the other hand, is much more destructive and may be what you are describing. Lichen isn't parasitic, meaning that it doesn't feed off of the thing that it's attached to—unlike mistletoe, for instance, which does feed off the host plant. Hi Eric, The tree is savable, but it also depends on how much you want the tree, and is it aesthetically pleasing. It is caused by dry … October Glory has green leaves all summer which it usually has three main pointed lobes. It is important to note that maple leaf gall will not harm the tree- it is just unsightly. The leaves are turning red and I skipped a day of watering and on side the leaves are dying (brown and curling). Thanks! This hybrid has the strong branch attachment of the red maple and fast growth rate of the silver maple. If there are holes in the bark, I would think you have a beetle (of the borer variety) responsible. The trunk diameter is about 3" wide and the tree is about 7ft. 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. Personally, I've had luck with Bayer Advanced Tree and Shrub (available at WalMart and other similar stores in the garden section) for my maples. Good tough tree for Midwest climate. What other info would you like? The Brandywine Red Maple has a brilliant, deep red color in the fall. The spots first appear as small yellow spots in June. Tree has a five year old honey bee colony inside. Like all maples, Celebration® Maple can develop Tar Spot fungus ( Rhystima spp. In severe cases, it can cause defoliation; otherwise it's a minor stress on the tree's ability to photosynthesize. 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 Garden wouldn't be the Garden without our Members, Donors and Volunteers. Tar spot will not kill your trees, but it's unsightly and can cause them to drop their leaves before the fall season. What should I do? Please help. In the long term would bracing the trunks help to prevent the splitting? Leaf scorch can be remedied with deep watering during hot or windy conditions. Extra watering during droughts can help you avoid this problem. 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. Shore flies, fungus gnats, aphids, scale insects, and caterpillars are some of the other culprits that can create a few autumn blaze maple problems. I was wondering if their might be other options? Four years back our newly constructed home came with two maple trees in our front yard. Question: Why aren't my Purple Maples purple? The leaves stay green only for a month or two and then start getting yellow and fall off much before Fall. It doesn't look like tar spot, but the dots look like they're part of the leaf so I am wondering if it is a disease. However, it inflicts much more extensive damage because it affects both the leaves and the branches. Is there something I can fill this hole with like a foam insulation product? You can brush the mildew off or apply horticultural oils. Since you're actually losing trees to this I really think you should call your county Cooperative Extension office and request that they come inspect your trees. If the leaves are not raked up in the fall, the fungal spores will reappear in the spring and spread to nearby trees. The holidays bogged me down! The Brandywine Red Maple is a … It comes in vast swaths of colors and formations. Your tree should rebound by mid-July; maple trees are generally very hardy. 'Marmo' does not produce seed. The damage done by this disease is mainly cosmetic. 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. This year the die off is extensive and we have lost 75% of the leaves on the entire tree. The tree likely needs to be removed and destroyed. 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. and if it's dying back consult a qualified arborist. I don't know much about trees but I'm worried about them. Fungi overwinter in leaves left in the yard, which will guarantee the same problems again the following year. The limb may have been dead and stuck up in the branches for a while before it finally fell down, which would explain the brown, soft center. ), which is purely cosmetic and unlikely to cause any lasting damage to the tree. Charlotte Gerber (author) from upstate New York on July 03, 2010: Hi Sam, Some maple trees this past spring experienced die back due to a late frost/cold snap. I haven't seen anyone else here with this problem. Hi. If your tree has these spots, which then causes leaves to curl in mid-July, it may have a different disease called Anthracnose. I do not notice anything strange on any of the leaves. 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). 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. Hi Jeremy, Maples have had a really tough year, and many had it rough last year as well. Hi Gerber, just moved into a house with medium sized acer trees, I have no clue about gardening but think the trees might need some help! The tree was losing leaves in July, now they are 60% or more gone. Make sure to follow the instructions carefully and apply it at the base of the tree to ensure the roots absorb the mix ingredients. The black residue is just the sap. Call your local Cooperative Extension office to see if they can come out and take a core sample to test. I took some photos today of our tree and the leaves but could not figure out how to attach them to my posting so I thought I would add a more detailed verbal description. I don't know how old the tree is but it's not as full as the ones around my neighbour which are fine. Hi Mike, Even though you state the tree is being watered well, it still sounds like leaf scorch, which can be remedied by deep watering during periods of dry weather and high winds. Anthracnose is different from leaf scorch in that the browning occurs in random spots on the leaves and along the veins. cazzart from England , west Yorkshire on April 25, 2011: could anyone help.. Leaf scorch seldom kills trees; deep watering is the recommended treatment. The tree is considered to be a fast-growing tree, very hardy for the Minnesota climate. You happened to cut the tree when the sap had started flowing in spring (maple syrup making time!). On one of the trees the leaves seem to be developing holes and it looks as though they're being eaten. To counter this, try using a mild fertilizer (I use Bayer Advanced Tree and Shrub)- you only need to use it once a year.
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