ads for wanting them to move. They will probably Only grow on the rock you have them on if it’s in the middle of a sandy substrate. Do you want them to move to other places, you can frag off A bit of that colony. Placed that piece a colony and a new part of the tank. Make sure you keep them at the same level I don’t leave them up more than an inch or two if you want them up higher just avoiding being too much light. And then you have them in some other part of the tank