make a vertical facade garden on it with climbing plants not only green but also a bit of color use this plants alcea rosea origanum vulgare liriope muscari nepeta faassenii lonicera periclymenum campanula poscharskyana ajuga reptans heuchera aquilegia lamprocapnos spectabilis helleborus orientalis clematis alpina remove the first tile against the facade with soil only the front facade the one facing the street make sure the plants are in the right scale for example one brick is 210 x 50mm in dimensions one pavement tile the square grey ones are 300 x 300 mm