plant-safe way to lower pH?

esworp

Scuba-Dork
Mar 20, 2005
72
0
0
I've raised my pH higher than 8 as a side effect of stabilizing my DIY co2 setup, and can recall that using 'pH Down' drops (which I have laying around) is a Bad Thing for planted tanks. Anything shy of doing water changes that I can do?
 
AquariaCentral.com