perennial flower bed with a predominance of purple in the garden and parks with bulbs on the street

achillea acutiflora alba alchemilla amellus anaphalis aster beautiful bed bloom blossom bulbs calamangrostis cobblestone concrete coneflower cubes curb echinacea edge filipendulina flower garden grass gravel gray herb medicinal mulch mulching officinalis overdam park parks perennial pink plant predominance purple sage sedum sidewalk silberregen silver sommerschneee spicata street summer telephium tiles veronica villosa violet vulgaris white yellow