Base rock?

[drillsar]

I just added 60lbs to my existing system from hi rocks, My ? is should I add purple up to get coraline moving or let ot do its thing?

 

[Sm0kin]

que es purple up?

 

[egdevilboy]

either or. Purple up is a decent product but it'll grow on its own.

 

[DaveAngie79]

purple up does wonders two weeks into some rock someone made for me and started useing purple up, i already can see some colors