The Planted Tank Forum - View Single Post - Tiger Tank...official start (now with shrimp)
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post #6 of (permalink) Old 01-29-2012, 06:58 AM
These pants? are fancy.
mordalphus's Avatar
Join Date: Jun 2010
Location: Seattle, WA
Posts: 7,997
You can use montmorillonite clay in a crunch.

Akadama literally strips minerals out of the water. I believe that when using old sea mud under the substrate minimizes this stripping of minerals, or at least controls it to a point.
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