Wall gardens are a beautiful and practical way to grow plants in small spaces. There are many synonyms for wall garden, depending on the style or location. A living wall, vertical garden, green wall, or green fence are all different ways to refer to the same thing. Other synonyms for wall garden could include plant wall, herb wall, garden screen, or garden wall. These terms can be used interchangeably to describe a garden that is grown on a vertical surface, such as a building wall or fence. No matter what you call it, a wall garden adds a touch of nature to any space and can help to purify the air around it.