Vegetation support element (1) able to support vegetation in a floating disposition on or above a fluid medium, including. A body portion (4) which is substantially hollow, which body portion has at least one aperture (6) from an upper surface (7), to a lower surface (8), to allow contact of said vegetation with said fluid medium. An edge portion (9), peripheral to said body portion, adapted to allow engagement of said element with a neighbouring element (10). An array of conjoint support elements (20) supports a floating wetland.
