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
 Navigation
Articles
Gallery of Plants
Blog
Tech Blog
Plant Profiles
Patents
Mailing Lists
    FAQ
    Netiquette
    Search ALL lists
    Search help
    Subscription info
Top Stories
Links
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: [IGSROBIN] Heat box: Perlite Hello from Snowy Illinois! Perlite may cause some plants to be sick from what I understand because perlite has varying amounts of flourides, similiar to that used in municipal drinking water. May cause tip burn in sensitive plants. In pels??

  • To: IGSROBIN@MAELSTROM.STJOHNS.EDU
  • Subject: Re: [IGSROBIN] Heat box: Perlite Hello from Snowy Illinois! Perlite may cause some plants to be sick from what I understand because perlite has varying amounts of flourides, similiar to that used in municipal drinking water. May cause tip burn in sensitive plants. In pels??
  • From: Tom Cart <cartwrt@SVCC.EDU>
  • Date: Wed, 24 Feb 1999 15:28:44 -0600
  • References: <199902151456.JAA02945@europa.dreamscape.com>

At 08:01 PM 2/15/1999 -0500, you wrote:
>I've had very good results by putting the cable in back and forth rows
>stapled very loosely on a piece of 3/4" thick wood. I put 1 1/2" high
>pieces of wood around the sides. When everything was set, I placed fine
>gravel on top of the heating cables. Just enough to cover. Then I placed a
>piece of 1/4" hardware cloth (rough screeninging) on top of the gravel.
>Place your little plastic growing pots on top and water.
>
>Bill from Syracuse, New York   USA
>
>





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