The Planted Tank Forum - View Single Post - root tabs vs column dosing
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post #4 of (permalink) Old 11-14-2012, 08:53 PM
Planted Tank Obsessed
Join Date: Jul 2009
Location: N/A
Posts: 320
For 2.5" deep substrate of 2-3 millimeter gravels + some Osmocote Plus capsules,
yes, IME. Soil based should be less I think, since the CEC is much better.
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