The Planted Tank Forum - View Single Post - Capping dirt with sand
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post #2 of (permalink) Old 02-13-2013, 07:20 PM
steven p
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Join Date: Jun 2012
Location: columbus, ne
Posts: 1,528
Anaerobic soil just happens under water, plants can aerate the substrate on their own.. No CEC, but blasting grit is super cheap...
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