Re: Battling fungus gnats

That's what I used, but when they used the trade name Gnatrol. Same stuff. A good drench and they were done. 

Kitty
neIN, Zone 5
----- Original Message ----- From: "Pam Evans" <gardenqueen@gmail.com> 
To: <gardenchat@hort.net>
Sent: Monday, March 24, 2008 4:31 PM
Subject: Re: [CHAT] Battling fungus gnats
That Knock Off Gnat stuff from Gardens Alive works great, I believe it does 
have Bt in it.

On 3/24/08, james singer <islandjim1@verizon.net> wrote:


Good advice. I'd forgotten that, David.

On Mar 24, 2008, at 12:54 PM, David Franzman wrote:

> Cyndy, here's two things you can do. Try to find Bt at your local
> nursery. You make a solution of that and pour it into the soil. It's
> great stuff and natural. Second disrupt the soil with your fingers to
> about a half an inch down. I originally Marge Talt told us about that a
> decade ago or so. It really works. It messes up their reproduction. Use
> your fingers like a hoe through the soil.
>
>
> DF
>
>
>
> ----- Original Message ----
> From: "Johnson, Cyndi D Civ USAF AFMC 95 CG/SCSRT"
> <cyndi.johnson@edwards.af.mil>
> To: gardenchat@hort.net
> Sent: Monday, March 24, 2008 9:05:52 AM
> Subject: [CHAT] Battling fungus gnats
>
> My office plants are infested with fungus gnats.  I got rid of the
> spider mites, but someone imported the gnats and they've spread to my
> office.  I can report that dosing the soil with hydrogen peroxide does
> not work. Neither does houseplant insecticide (I think its active
> ingredient is neem). Watering them sparingly from the bottom to dry out
> the soil on top - to the point where they look wilted half the day -
> has
> also not worked. I've been using water from a jug in which I dropped
> one
> of those mosquito dunks (supposed to be bt israelensis, effective
> against gnats) but that hasn't put a dent in them yet. However I've had
> those dunks around for literally years so maybe they are too old.  I've
> bought a newer type called Mosquito Bits, and some sticky traps. I
> looked for Gnatrol, but I can only get it mail-order and supposedly it
> is the same ingredient as the Mosquito Bits.  I might also get some
> sand
> and try topping the soil with that, I heard they can't get through the
> sand to lay eggs. Hmmm.
> Every time we get someone new on this floor they bring in plants with
> bugs.  Argh.
>
> Cyndi
>
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Island Jim
Southwest Florida
27.1 N, 82.4 W
Hardiness Zone 10
Heat Zone 10
Sunset Zone 25
Minimum 30 F [-1 C]
Maximum 100 F [38 C]

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--
Pam Evans
Kemp TX
zone 8A

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