"Robert H" wrote in message
om...
Flourite contains:

Iron
thats it.

Let's not oversimplify things... The content of a substrate is not
necessarily the most important thing. Ya gotta ask if the minerals
are very AVAILABLE to plants...

Check this out: http://home.infinet.net/teban/jamie.htm
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Dave Engle

DFW, TX USA
Independent Associate
Pre-Paid Legal Services, Inc.
http://www.prepaidlegal.com/go/dengle