Cast Iron Planters. The Iron Collection by Campania International is a classic group of garden planters and urns that have been designed to look like the antique iron works found in America's mansions and manors of yesteryear. Choose from the three stylish colors of wax rust, matte black and lead to work with your outdoor decor or patio furniture. These gorgeous urns and pedestals are ideal for entrance ways at the front door, a garden path or walkway. These iron garden urns and planters are heavy and designed to withstand the test of time to create a lasting style to enjoy every day.