Japanese Maple Dieback
Usually if a japanese maple is failing or doesn t look good it s not from disease but other issues that are pretty easy to correct.
Japanese maple dieback. My japanese maple was doing fine the leaves had come back on and it was looking healthy as usual. But they are not the only possible problems. These factors can increase the risk of a potentially fatal branch dieback in most japanese maples. Japanese maples acer palmatum are known for their distinctive five lobed leaf shape but when twig dieback strikes the tips of branches and new growth the normally pleasant looking maple takes.
Verticillium is a soil fungal disease that can cause a wilting or dieback of branches and can lead to the tree dying. It is about 15ft tall by 10feet wide. Japanese maple dieback asked march 26 2015 2 14 pm edt our small japanese maple has at least 4 branches dying back all the way to the trunk and into the nodes. One of the most obvious signs of winter damage of japanese maple are broken branches and these often result from heavy loads of ice or snow.
The wood of affected plants shows a gray to olive green streaking if the bark is peeled from recently affected branches. Occasionally japanese maples are troubled by aphids scale or powdery mildew but these are easily treated and seldom kill the tree. The japanese maple branches can start dying as a result of age fungal disease such as verticillium wilt and even physical damage or sun burn. Japanese maple acer palmatum is a sturdy little ornamental tree popular for its graceful shape deep fall color and delicate lace like leaves.
First let s look at the things that you can control. How to cope with japanese maple dieback published on. Japanese maples are actually pretty tough trees and quite disease resistant. It is not a bloodgood i purchased it from a nursury 3yrs ago.
Japanese maples and maple species are very susceptible to this disease. I planted it 4 or 5 years ago not sure have never had any problem with it. I drove in my drive after work yesterday and all of a sudden the leaves looked all dried and shriveled. Japanese maple winter dieback can also be caused by drying winds scalding sun or frozen soil.
September 15 2019 there are numerous reasons behind japanese maple dieback from girdling roots that compress the stem and sapwood to fungus that attacks from within or it could just be a shortage of water.