Landscape Edging: 10 Easy Ways to Set Your Garden Beds Apart: EverEdge Edging - Made from sturdy, powder coated flexible steel with 3-3/4" spikes, EvrEdge appeals with its casual, country garden look. Lengths are interlocking for seamless installation and come five to a set, totaling 16 linear feet of edging per package. $95 at Grandin Road
River stones used as an accent with a metal edge adds visual interest to an otherwise simple setup. The metal edging keeps the stones from spilling over into the landscape, and it also keeps the landscape from crossing over onto the pathway.