
Originally Posted by
medi
I've been running vertex pellets for about three months now. My nitrates and phosphates are both at zero and have not fluctuated from there since the addition. The only problem I'm having is since starting the pellets I have actually started to develop cyano. I never had any cyano in my tank prior to the pellets so I can only assume it is the result of them. I've read a few others that have had the same problem, but from the majority of my reading it seems to help reduce cyano more than increase it growth.