Edging. Flagstone walkways and patios benefit from edging to create a uniform, finished appearance, but you aren't limited to flagstones as the edging material. Flagstone Edging Ideas | Home Guides | SF Gate Please note: You are currently browsing img rustic touch of stone landscape edging landscaping that is 1600x1067px in size. This image is listed in stone garden edging ideas category. Flagstone Edging Ideas Home Guides SF Gate, 1600x1067 in 594.04 KB.