I hear eye of newt boiled in the milk of a goat born on Walpurgisnacht works, but only if boiled in the light of a full moon. -Dave On Fri, Mar 25, 2011 at 11:27 AM, Susan B <honeybunny442@yahoo.com> wrote: > I tried the sand method and it didn't work for me. Also tried the cut > potato > method (lay a cut potato on the soil, the larva go to the potato), and that > didn't work, either. > > > > > ________________________________ > From: "gardenpt@aol.com" <gardenpt@aol.com> > To: pbs@lists.ibiblio.org > Sent: Fri, March 25, 2011 11:16:07 AM > Subject: Re: [pbs] Fungus gnats > > > > > > > I read that pouring a layer of sand on > > top of the soil in a pot would eliminate fungus gnats, > > reportedly because the sand cut up gnats or their larva, > > > > Nice thought, and widely believed to be true. But not so. > > Instead, use Bacillus thuringiensis israelensis (Bti) as was suggested > very > early on in this thread. Use the Bti (dissolved in your irrigation water) > for > at least 3 weeks to break the gnat's life cycle. > > Jean in Portland, OR > > > > > > > > > > _______________________________________________ > pbs mailing list > pbs@lists.ibiblio.org > http://pacificbulbsociety.org/list.php > http://pacificbulbsociety.org/pbswiki/ > > > > > _______________________________________________ > pbs mailing list > pbs@lists.ibiblio.org > http://pacificbulbsociety.org/list.php > http://pacificbulbsociety.org/pbswiki/ >