Trunk issues and diversety
Trunk is an essential for the tree health. Frost cracks, bad and good prunning examples.
And tree adaptation to
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Who will be the leader? Next crack? -
Frost crack? -
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Bad prunning -
Regrowth after frozen down,Who will be the leader? Next crack? -
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Where is the leader -
Unknown, fungi or bacteria, probably from over fertilization -
see previous slide -
White trunk coud be adaptation to later start in cold climate -
Dark trunks heat up the tree early in season -
multi stemmed tree -
Walnut tree trunk fork with cavity -
Frost crack? 3m high from ground
