Fungus Gnats

John T Lonsdale
Mon, 21 Mar 2011 14:00:54 PDT
I love the concept that because Bacillus thuringiensis is 'organic' it is
somehow wholesome, environmentally friendly and thoroughly OK.  Kind of like
'natural remedies' for human diseases somehow not being 'drugs' - when the
active principles are really chemicals and drugs just like any that the FDA
approves.   Bacillus thuringiensis has a broad host range and produces very
potent toxins which kill all sorts of insects, beneficial and otherwise.  It
has many effects on the environment - just a bit different to using



John T Lonsdale PhD
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-----Original Message-----
From: []
On Behalf Of Alberto Castillo
Sent: Monday, March 21, 2011 4:02 PM
To: Pacific Bulb Society
Subject: Re: [pbs] Fungus Gnats

Fungus gnats normally appear in peat based mixes. Why not to try a larger
portion of mineral origin ingredients? They would never appear in them.

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