Living Wall by Patrick Blanc

This vertical garden is the work of French botanist Patrick Blanc, a man often recognized by his signature bright green hair and matching fingernails. When you look at this wall, you are seeing a sophisticated hydroponic system rather than a traditional garden planted in the earth. The plants thrive in a layer of rot-proof synthetic felt that is stapled to a metal frame, allowing roots to cling to the surface without needing soil. Water enriched with nutrients circulates through this felt, mimicking the way plants naturally colonize rock faces in the wild. This specific installation at the Drew School is notable for its commitment to local ecology, as it is composed entirely of California native plants. When it was completed, it stood as the largest vertical garden in the United States, spanning three stories and featuring over one hundred different species. Patrick Blanc designed the layout so that sun-loving plants occupy the upper sections while shade-tolerant varieties are clustered near the bottom, creating a gradient that mirrors natural habitats. By transforming a static building facade into a living tapestry, the wall provides a rare patch of biodiversity in this dense urban environment.