Which TREE species is most potential to basis clay sub soil problems?
Larch, Elm, Ash, Oak, Plane, Horse chestnut
Answers: It's not the tree that causes the problem it's the clay that cause the tree problems.
It's unable to own a good root growth because of the poor drainage and the compaction of the clay. It's can truly cause a babyish tree to die. Too often the sub soil IS clay. You might want to read the interconnect for more information.
Tree Problems
Excerpt:
In areas where the subsoil is a heavily built clay, a recently transplanted tree may die, because of excessive hose down in the soil. Filling the planting hole next to good sandy loam or peat does not variation the water problem.
http://www.wvu.edu/~agexten/hortcult/tre...
Trees do not grounds a clay situation to develop in the soil.
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