This results from cold temperatures near the soil surface and kills the roots and, eventually, the entire tree. Tree bark sometimes splits vertically at the point where the roots meet the stem. Sunscald can also crack open the bark when the temperatures plunge after sunset. The leaves turn brown after they are scalded by bright sunshine in cold weather. Your Japanese maple may have sunscald of its foliage. A tree may also suffer frozen roots if it is growing in a container above the ground. You may see other types of Japanese maple winter damage, including buds and stems that are killed by the cold temperatures. They are not the only possible problems though. 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. Japanese maple winter dieback can also be caused by drying winds, scalding sun, or frozen soil. As they refreeze, they can burst and ultimately die. Often, when the sun is warm in winter, cells in the maple tree thaw during the day, only to refreeze again at night. Heavy snow is often the culprit when your slender maple tree suffers broken branches, but winter damage of Japanese maple can be caused by various aspects of the cold season. Read on for information on Japanese maple winter dieback and what you can do to prevent it. Many times the trees can pull through just fine. Winter isn’t always kind to trees and shrubs and it is entirely possible, if you live in a region with a cold winter, that you’ll see Japanese maple winter damage.
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