Help needed with "fruit flies"

Judith R. Sarber jsarber at alaska.net
Fri Mar 14 05:26:28 EST 1997


Mark & Victoria wrote:
> 
> In <01bc2bcd$6f759c40$75c196c6 at dragan> "Dragan" <dragan at coredcs.com>
> writes:
> >
> >We have various green plants in our home, such as spider plants,
> ferns,
> >rubber plant, etc.   In the past few months there have been a number
> of
> >"fruit fly" type bugs flying around.  Not swarms, but enough to be
> >noticeable and irritaing.  Have been unable to find the source.
> >
> >Would appreciate any ideas on how to find the source, and get rid of.
> >
> >Thanks!
> >
> These are fungus gnats, and if left alone can and will damage tender
> roots of plants.  The larve feed on root hairs and can cause root rot.
> I have them and find them quite difficult to get rid of.  I have used
> everything from NEEM products, to insecticidal soaps (directly on the
> adults), Bt H-14 drench (host specific Bt), I have dried the soil
> entirely, changed the soil, used a pyrethrum drench, and tried flailing
> my arms around trying to snap them with my hands, like a mental
> patient!  You can try some of the methods I used above.  I find these
> insects gather around my new seedlings.  Once I move the plants outside
> this problem seems to slowly go away.  If anyone knows of an organic,
> or should I say, non-synthetic poison method, let us all know.
> 
> Victoria

I've tried several kinds of treatment with limited results.  My mother 
uses a 'bug strip' to take care of her problems and it seems to work 
fast.  She has plants all over the house--just moves the bug strip to 
the area that has the current problem.



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