I have some of this on my rock too. It is currently curing in my tank. I have been doing water changes every other day per the curing article.
I have never read of adding phytoplankton. Is this this needed for a FOWLR
tank? My ammonia has spikes and is on it ways down. The Nitrites(tested yesterday) were spiking now. Hopefully they will start coming down sooner than later.
*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,