Perlite substitute?

John T Lonsdale
Tue, 04 Jul 2006 12:00:12 PDT
I'd love to use pumice, and would have done so a long time back, but we have
no source within a reasonable distance.  I envy those who can get it



John T Lonsdale PhD
407 Edgewood Drive,
Exton, Pennsylvania 19341, USA

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USDA Zone 6b

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