PROBLEM TO BE SOLVED: To provide a retaining-wall greening block without depending on natural water supply while the artificial maintenance of feeding water is not required.;SOLUTION: The retaining-wall greening block has a greening pocket for a plant integrally formed on the front face of a retaining-wall block, and the improved strain of Lippia nodiflora is selected for the plant. A through hole 5 oriented from the bottom position of the pocket 3 to the natural ground side is formed at the front face of the retaining-wall block, and a root guiding pipe 4 for guiding the root of the improved strain of Lippia nodiflora is attached to the through hole.;COPYRIGHT: (C)2010,JPO&INPIT
展开▼