Hi Jason, thanks for the idea, I know this might sound stupid but what do you mean by making it more bold. Thanks
Just means if the left side is still too weak in comparison to the right, you could use that piece you took out to help beef it up a bit.
As far as plants, nothing you mentioned seems to compliment that hardscape. I think that wood has more of a rock feel to it. I would use shorter plants, if not just a foreground plant like HC or glosso...iwagumi with rock