Picture of a circular plant wall

Quick answer：

Circular plant walls are vertical gardens designed in a circular shape, often used for decorative or functional purposes. They can be found in various settings, such as homes, offices, and urban spaces. These walls typically consist of a frame, usually circular, which is filled with soil or a hydroponic system, supporting a variety of plants. They offer aesthetic appeal and can also serve as a form of air purification and temperature regulation.