I have mine 8 inches from water surface, about 14inches from T5's, in high/med flow. I got it abit stressed from the owner and its starting to color up slowly. This is by fare my fav piece in my tank, about how slow is this? in roughly 3 mounth spand, i know this is alot on the system it's in but how is yours doing. On my last note how tepramental it this coral?