Wippit Guud ///\\oo//\\\ Sep 27, 2002 644 0 0 52 PEI, Canada Dec 29, 2003 #1 Do carbon filter inserts add carbon to the water column for plants?
OrionGirl No freelancing! Aug 14, 2001 14,053 343 143 Poconos Real Name Sheila Dec 29, 2003 #2 Don't think so. The types of carbon are not the same--CO2 is bio-available to plants, while I don't think the carbon used for chemical filtration is.
Don't think so. The types of carbon are not the same--CO2 is bio-available to plants, while I don't think the carbon used for chemical filtration is.
R RTR AC Members Oct 5, 1998 5,806 0 0 Braddock Heights, MD Dec 29, 2003 #3 OG is correct. Granular carbon has zero bioavailability. Basically that means CO2 (or a few special small organics as in Seachem's Excel).
OG is correct. Granular carbon has zero bioavailability. Basically that means CO2 (or a few special small organics as in Seachem's Excel).
