corraline algae-need help growing it

merredeth

Active Member
Originally Posted by Roxys655
Is purple up safe for reef tanks? How do you put it in? :jumping:
A capful per 3/4 of a capful per 50 gallons is what I would recommend before dose according to directions. Purple Up can make the calcium levels go through the roof if you dose daily like the bottle recommends.
However, I test regularly and seem to add it once or twice a week.
One of my reef tanks has been on Purple Up for about a year and I haven't had any problems.
The bottle does not say it is unsafe for reef tanks.
Denise M.
 
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