This is a really common and difficult transition because you’re trying to build a second business while the first one is already consuming most of your time and attention.
What usually works is not waiting until you somehow have “more time,” but being much narrower and more deliberate with the new division. Instead of trying to launch hardscaping as a full service line all at once, it makes more sense to start with one specific type of project and prove that first. That gives you a way to test pricing, workflow, demand, and crew capacity without creating chaos in the maintenance side of the business.
A lot of owners also underestimate how important it is to create dedicated space for building the new division. If hardscaping only gets attention when everything else is done, it will always stay secondary. Even a small but protected block of time each week to work on estimates, sales process, project planning, and offers can make a huge difference.
Your existing maintenance customer base is probably one of your best starting points too. You already have trust, you already have visibility into their properties, and you can begin identifying which clients may be good candidates for larger design or install work without having to build demand entirely from scratch.
The biggest thing is to avoid trying to scale the new division before it has been proven operationally. Usually the better move is to get a few projects completed, learn what breaks, tighten the process, and then decide how much capacity to shift into that side of the business.
So the goal is less about “adding another service” and more about creating a controlled rollout that the current business can actually support. That tends to be how companies expand without letting the day-to-day operation fall apart.