The Planted Tank Forum - View Single Post - Magnesium difficiency?
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post #13 of (permalink) Old 12-20-2012, 09:26 AM
Planted Tank Obsessed
Join Date: Dec 2012
Location: In an aquarium nearby
Posts: 447
kH higher than 4-5 is "high" for a planted tank in my opinion. Peat or blackwater extract will lower your kH and the pH as well since there will be less acid buffering.
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