zoa closed up

Hi. I bought this zoa colony from a LFS along with a Xenia. This is my first foray with corals. The rock in the picture was covered with Zoas when I got them but since have been withering away. They rarely open and then very little. I’ve done both FW and Coral Rx dips. When they’re open i...

So this issue has been an ongoing issue for about a month now. Most of my zoa's will open for a few hours in the morning and then close during higher light Intensity later in the day and basically remained closed for the rest of the day until morning. I was thinking it was my lighting but I...