A good bonsai Brother, of me, has a azalee with some problems!
In spring and fall, the top of the leafs turn brown.(Photo) He has this problem, since 2 years ago. Even distribution,
In the summertime, no issues.
Is this a Kind of fungal issue, or a root Problem?
Its possible that he watering top much?
If it is too much watering, how shout i Tell him? This guy has been making Bonsai, for 30 years,
Thanks for your nolage und help!