A landscape border system and assembly is presented herein. In particular, the system is installed within a landscape to create a border therein or there about. The border includes a body defined by at least one structural wall, a top wall and at least one anchor ledge extending from the structural wall. The anchor ledge includes a plurality of holes through which grass roots can grow to anchor the device to or within the ground. Additional features include a channel disposed along an outer exposed side of the top wall of the body for receiving an herbicide or other chemical.