Might want to make sure you don't have anything eating it. Emerald crab went through a colony I had. I had to get up real early to find out what he was doing...
I went through a xenia grows uncontrollable phase and then it stopped. I am now getting to the point where it is growing again. Very weird.
*180 gal Display, 100 gal basement sump, 33 gal refugium, 3x250 MH, 2x160 VHO actinics, zoos, some softies, LPS & lots of acros and other SPS.
*100 gal prop tank plumbed into main system w/ 2x96 PC lights and 1x150 MH,