Planted Tank Guru
Join Date: Mar 2009
Location: Citrus County,Florida
K2SO4 mixes really well so I dose that one dry.
I believe recommended is a level of about 15ppm.
My 10g fry tank hold about 8.5g when filled to 1/2" from the top bare bottom so I'm guessing with that much substrate the water column is only maybe six or seven gallons.
The Fraternity of Dirt
If at first you don't succeed,,, keep kicking it
2-75g planted, 5-55g planted, 5-20g planted, 110g w/30g sump, 8-10g,
2012 update adding table top pleco pans & a 90g (Nutz)