So just what is a burl? Basically, it is a bulge or irregular growth that forms on a tree's trunk or root. It is caused by an injury or an infection and is something like the growth of a mole on a human.
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So just what is a burl? Basically, it is a bulge or irregular growth that forms on a tree's trunk or root. It is caused by an injury or an infection and is something like the growth of a mole on a human.
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