hort.net Seasonal photo, (c) 2006 Christopher P. Lindsey, All Rights Reserved: do not copy
articles | gallery of plants | blog | tech blog | plant profiles | patents | mailing lists | top stories | links | shorturl service | tom clothier's archive0
Gallery of Plants
Tech Blog
Plant Profiles
Mailing Lists
    Search ALL lists
    Search help
    Subscription info
Top Stories
sHORTurl service
Tom Clothier's Archive
 Top Stories
Disease could hit Britain's trees hard

Ten of the best snowdrop cultivars

Plant protein database helps identify plant gene functions

Dendroclimatologists record history through trees

Potato beetle could be thwarted through gene manipulation

Hawaii expands coffee farm quarantine

Study explains flower petal loss

Unauthorized use of a plant doesn't invalidate it's patent

RSS story archive

Re: Fungus Gnats

  • Subject: Re: Fungus Gnats
  • From: "Laurie AE O'Meara" Laurie@LAEOM.COM
  • Date: Thu, 14 Nov 2002 20:54:56 -0500

Hi Sandy- to really get the "bad" organisms, pasteurizing is usually at 180
degrees for an hour, or more if the soil was damp to begin with.  I've let
mine go about 1 1/2 at the longest.  I don't think under 180 will kill

----- Original Message -----
From: "Sandy Connerley" <sandyc@SURFARI.NET>
Sent: Thursday, November 14, 2002 8:30 PM
Subject: Fungus Gnats

> Angie,
>     I don't think bleach will help with the fungus gnats, but if you
> have success please let me know.  I do not have them now, but went
> through a period when I brought a badly infested plant home a couple
> years ago.  I, too, grew mostly under lights then, and do now about 1/2
> and 1/2.  They spread and it was a nightmare.  We had one plant that
> died and we dissected the stem and found the larvae like clear little
> threads and a black dot at one end just like the books say (looking
> through a microscope).  I tried the neem drenches, which cut the
> population, but they always came back.  Then, top dressed with pyrethrin
> powder which worked pretty well.  Even tried miniature little bug
> zappers which did get some!!!  But it was not until I used a systemic
> that they died out.  I am very careful what I bring in and I pasteurize
> my soil in my oven in a turkey roaster used only for that purpose - 1/2
> hour at 140 degrees.
> Sandy

 © 1995-2015 Mallorn Computing, Inc.All Rights Reserved.
Our Privacy Statement
Other Mailing lists | Author Index | Date Index | Subject Index | Thread Index