Brad's 100 'n Change Cube-like Journal

[Aquattro]

Originally Posted by Myka

Have you ever considered allowing a trace of PO4 to see if you're PO4 limited? If you are, then allowing a trace will lower NO3.

Ya, that's exactly my thought. I'm trying to feed more to bring it up and stopped the fozdown. We'll see. NO3 is dropping, so not too critical right now