In areas where the tap water is high in salts, this is often a sign of
salt damage. Be sure to water so that water runs from the holes in
the pot. Every so often, flush with water until the drainage runs
clear (brown drainage indicates salt.)
Marcus Jones wrote:
>> A question and plea for help.
>> Several of the houseplants in our apartment are beginning to wither and
> turn brown at the leaves' edge, despite our best efforts. What could be
> the cause of this, and how might we avert it?
>> Any help would be greatly appreciated!
>> Marcus Jones