Give your plants a unique home with modern planters made from COR-TEN steel. Often used for bridges or outdoor sculptures, this weathering steel forms a stable, rust-like patina when exposed to the elements. When you receive the planter, it has a shiny appearance that develops a protective layer over time, revealing shades of orange, brown and black. It’s a one-of-a-kind, industrial look that adds interest to your outdoor spaces.  20+ Ways to Design with Planters by Allie Weiss from Modern Outdoor Furniture