| 摘要 |
<p>The invention relates to a wall (2) on which vegetation (1) can grow comprising a frame (3), at least one panel (8) carried by said frame and containing a vegetation substrate, means (9) for adding liquid at the top of said panel, means (17) for collecting liquid at the bottom of said panel, wherein said panel is built up of at least two layers of mineral wool which are mutually separated by a capillary separating material (25), and to a panel therefor.</p> |
