Having kept a coral tank or two, I can attest that the ph of the saltwater is around 8.1 or so, (unacceptable) it contains excessive (overdose) ammounts of calcium and magnesium, and it will kill any plant in a container. (unless it's a mangrove plant)


Attachment 277085

Our 'softies' coral tank...
26 gallon flat-back hex w/sump and protein skimmer.