There are two common installation styles. Stomp-style edging is designed to be pressed into the soil with no digging or tools. Coiled or board-style edging is typically installed by digging a shallow trench, placing the board into the trench, backfilling to secure it, and cutting to length as needed.
Yes. Many coiled and plastic board edging products are described as bendable and can be cut to size, so they work well for curves, tree rings and other custom shapes.
Listings commonly note an all-weather design or weather resistance. Plastic/HDPE boards in particular are described as resisting rust and fading, and are marketed as suitable for harsh weather conditions.
Maintenance is minimal. Most products are virtually maintenance-free: they can be rinsed with a garden hose, and many are reusable and long-lasting according to product listings.
It depends on the style. Stomp-in borders advertise tool-free, no-dig installation. Coiled or board edging typically requires digging a shallow trench, inserting the edging, backfilling and cutting to length (garden shears are often used). Listings note basic DIY effort and that tools may not be provided.