no polp extension

Hi everyone. I have had the forest fire for about 3 months now and the digitata for about 3 weeks. Tried repositioning them to different light and flow but polyps just wont come out. I bought the birds nest with the red digitata and its happy and thriving. Can someone shed light on why they're...

Hello fellow reefers, Ive upgrades my tank to a reefer 425 xl been cycled etc all parameters are as they should be (monitored frequently) but my Zoahs are not opening after being in the tank for nearly a week. They have I would say moderate flow and par of around 75-100. I've read on some...