ya stay away from purple up...
i have coralline growing all over my tank!! walls, overflows, powerheads, etc...
here is my tank one the first day.. a little under 3 months ago..
here it is now
i don't dose anything besides some calcium supplement on occasion...
Very nice clown-lover.
Clown, I love that large branching centerpiece rock!
NoGo haha we use that in the army! yeah i guess ill have to just wait for the purpling