He has a tall tree in the yard and climbs to the highest point to leap off in a suicide attempt?
Why yes, as a matter of fact, I am a wiseass.
If you are able to do so, post pictures.
I may be able to assist as far as helping him not kill it/them.
I am currently sans bonsai, but I have tended them in the past. A friend of mine's dad had a couple hundred of the damn things in varying sizes and I helped to take care of them.