>>1854677Let it grow for a while until the trunk is thicker, then cut it back hard. Train the shoots that grow back from the cut into a shape you like, then prune lightly and often to encourage the leaves to grow back smaller and denser. The general technique for bonsai is fairly similar across most woody plants, it's just a matter of patience. I'd suggest reading up on bonsai techniques and applying them to peppers first, they grow faster than trees and are more forgiving of mistakes so you can learn the basics before starting on your lemon.
