Studio Joa Herrenknecht is a young design studio based in Berlin. Their products focus on geometric shapes and vivid colours in a variety of materials.
The Cactus series of planters feature a concrete base and a lacquered steel frame top. The frame is intended primarily as a decorative element, but will also support a climbing plant. You can get the small one here for 39,00 € and the large one for 49,00 € here.