Originally Posted by Barbgirl
I have a twenty high with co2 as well and am considering EI, what is your dosing regime?
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MWF - 1/16 tsp CSM+B
TuThSa - 1/8 tsp KNO3, 1/8 tsp K2SO4, 1/16 tsp KH2PO4
I also dose Excel daily.
I don't use a GH booster as my tap water is very hard.
Hope that helps!