Trunk issues and diversety

Trunk is an essential for the tree health. Frost cracks, bad and good prunning examples.
And tree adaptation to

Who will be the leader? Next crack?

Who will be the leader? Next crack?

Frost crack?

Bad prunning

Regrowth after frozen down,Who will be the leader? Next crack?

Regrowth after frozen down,Who will be the leader? Next crack?

Where is the leader

Where is the leader

Unknown, fungi or bacteria, probably from over fertilization

Unknown, fungi or bacteria, probably from over fertilization

see previous slide

see previous slide

White trunk coud be adaptation to later start in cold climate

White trunk coud be adaptation to later start in cold climate

Dark trunks heat up the tree early in season

Dark trunks heat up the tree early in season

multi stemmed tree

multi stemmed tree

Walnut tree trunk fork with cavity

Walnut tree trunk fork with cavity

Frost crack? 3m high from ground

Frost crack? 3m high from ground