Progression of Terraces in a planted tank - seems a waste to use such lovely materials in the hardscape if it's just going to be overgrown. If this were mine, I'd keep it trimmed to the tiers and scattered among the wood pieces.
A great deal of men and women love aquascapes since they give us a way to experience a completely different world. Every aquascape needs to have a focus. The real key to any excellent aquascape is to begin at the bottom.