The growth is great for only a month.
Keep on dosing. As the corals grow, they consume calcium, carbonates, strontium, molybdenum and all sorts of other things. To replenish all of these through water changes, you would have to replace 5% or so daily. Can corals grow without supplementation? Yes. Will there be some species that will not be able to compete with others? Yes. Can this be detrimental to delicate corals like SPS
? Yes. Dose and monitor frequently. Your coral growth will continue to be great.
I still want to know what coral that is just off the side of that Acro...