Hi,
Sorry if this is a bit long-winded but I wanted to be thorough.
I'm getting back into the hobby. I am trying out some aquascaping. I have a 25 gallon Cube (18" x 18" x 18"), with a DIY CO2 tank, temperature is 77F, PH is 6.5.
I keep the CO2 on during the light cycle from 2 pm to 10...