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What's Happening to my Gardenias? -Reply

On 1/November/1997 Margaret <m.noack@imsday.com> wrote:

> I've always had lots of gardenias and never had the leaves to
> turn yellow except when it's really dry.  But now they're all
> getting yellow leaves!  I don't see any bugs on them.  What
> could be causing this?

AFAIK, gardenias like acid soil and yellow leaves can be a sign that the
soil is too alkaline.  I once fixed an indigenous gardenia with yellowing
leaves by giving it a layer of rotted pine needle mulch.  It won't hurt to try
acidifying the soil a little.

Regards,
Martin
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