Tree pruning (correct) respects a trees dignity as well as health. Incorrect
pruning starts a whole list of secondary problems.
http://www.treedictionary.com/DICT2003/TPRUNING.html
There are no data to show that wound dressings prevent or stall decay.

Trees do not "heal" wounds.



When a tree is wounded, you should not treat only the wound but the entire
tree.

http://www.treedictionary.com/DICT2003/MARBOR.html

Other top quality tree care literature.
http://www.treedictionary.com/DICT2003/treeinfo.html


--
Sincerely,

John A. Keslick, Jr.
http://www.chesco.com/~treeman
Beware of so-called TREE EXPERTS who do not understand TREE BIOLOGY!
www.treedictionary.com
Storms, fires, floods, earthquakes, and volcanic eruptions keep reminding us
that we are not the boss.
Some people will buy products they do not understand and not buy books that
will give them understanding.