PE = happy SPS?

[mrhasan]

Originally Posted by Aquattro

Keep in mind that your tank is still very new. As long as the frags start to encrust the rock in a couple of weeks, don't worry about PE. Yes, they can grow fine without it. I'm not even sure happy acros have PE, or unhappy. A good sign is night time PE, so check with a flash light after lights out. That shows a feeding response typical in the wild.

Yah the encrusting. I glued them yesterday to the rocks. How long does it generally take for acros to encrust? Birdnest and montis took like a week or something to cover the glue.