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Purpose/advantages/disadvantages of container ingredients
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April 5, 2011
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ireilly
Tomatovillian™
Join Date: May 2010
Location: Dallas
Posts: 344
Perlite. Adds air space and drainage, relatively inert and a natural product. You can get a 4 cu ft bag for around $20 from a hydroponics store, may be larger amounts available.
ireilly
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