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Old 4-Feb-2007   #7
toolpro
bonsaiTALK Journeyman
 
Join Date: Feb-2006
Location: Atlanta
Country: US
Posts: 17
Ahhh. Stability. THAT was what troubled me about the perlite mix, and I couldn't articulate it. I can add any number of more substantial inorganics - it's easy to get lava rock or 'poultry grit', which is crushed granite.
Thanks guys!
Rick
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