I assume we should be getting the pellet type? margaret
----- Original Message -----
From: "Beverly Erlebacher" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Monday, December 11, 2000 7:20 PM
Subject: Re: [Gecko] Seramis was OEDURAS/pumice
> > I did the best search I could looking for Seramis, but could not find
any
> > source within the US. I did find something which may be similar though.
> > Its called Isolite. Here is a link to some info. Anxious to hear if
this
> > stuff is an acceptable alternative. TC
> >
> > www.gardenweb.com/isolite
>
> Another product is Turface. I paid $13 Cdn (about $8 US) for a large
> (50 lb?) bag here in Toronto. It comes from Georgia, so you can imagine
> how much less it costs nearer the source. The Profile product that Hilde
> mentioned seems to come from the same or nearby clay pit. Turface is
> specifically marketed to improve turf in playing fields and similar places
> where compaction is a problem. If you look for it, be aware that it comes
> in two grades, one is powdery and the other is coarser, similar to kitty
> litter.
>
> The general name of these materials is 'calcined clays'. Essentially,
they
> are fired at a temperature that makes them hold together and lose most of
> their ability to exchange ions with soil water. A sequence for how hot
> or thoroughly fired various materials are would be: kitty litter ....
calcined
> clays .... terracotta (like flower pots) .... earthenware (like some
pottery
> dishes) ..... china (porcelain).
>
> Seramis seems to be marketed as a 'system', i.e. use our medium,
fertilizers
> and watering indicators, and you too can grow house plants without having
> a green thumb.
>
> Here's a link to an article about perlite, vermiculite, calcined clays,
peat
> and other potting soil additives:
>
> http://edis.ifas.ufl.edu/scripts/htmlgen.exe?DOCUMENT_CN004
>
> Btw, the distributor for Turface in Canada seems to be Plant Products Ltd
> in Brampton, Ont. (http://plantprod.com) I think their line of specialty
> fertilizers can be found in most Canadian garden centres, so it shouldn't
> be too difficult to get a local company to include some Turface in their
> next order for you.
>
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