Corten steel planters are made from weathering steel that naturally develops a protective orange-brown patina over time. They’re popular for their contemporary industrial look, exceptional durability and ability to complement both modern and naturalistic planting schemes. Their long lifespan also makes them a practical investment for garden design.

No, the rust-like outer layer is a protective patina that helps shield the steel beneath from further corrosion. This is what makes corten steel planters highly weather resistant and suitable for long-term outdoor use. Over time, the finish matures and develops more character.

Bottomless corten steel planters are ideal for direct planting into the ground, allowing roots to grow naturally into the soil below while reducing watering needs. Raised corten steel planters with bases and drainage holes are better suited to patios, terraces and hard landscaped areas where contained planting is needed.

Yes, corten steel planters are an excellent choice for everything from ornamental grasses to larger shrubs and small trees, particularly in substantial trough, cube and cylindrical designs. Their strength and durability make them well suited to supporting heavier planting schemes in both domestic and commercial spaces.

Very little. Once the protective patina has developed, corten steel planters require minimal upkeep compared to many other materials. They’re designed to withstand the elements while maintaining their architectural appearance, making them a low-maintenance option for outdoor spaces.