refine the existing rendering this is a minor adjustment only do not change style lighting architecture or composition primary change very limited planting addition add a small amount of additional planting directly in front of the terrace only plant selection strict no exceptions use only these native species aronia melanocarpa diervilla lonicera taxus canadensis amelanchier canadensis no flowers no ornamental grasses not listed no purple pink or colorful planting placement lock this in place plants only along the base of the terrace between columns follow the line of the terrace edge do not extend planting into the open lawn do not add planting along the side yard or stairs quantity critical add maximum 2 small clusters only each cluster should contain 2 3 plants max keep spacing loose and minimal this is not a garden bed this is a subtle edge planting only height character low height planting only clean restrained architectural no dense layering no lush garden effect style match very important match the exact rendering style already achieved same color palette same softness and contrast do not brighten or wash out image do not do not redesign landscape do not add flowers or color variation do not increase density do not add new planting zones do not modify trees grass or architecture goal a barely noticeable refinement where terrace edge feels slightly softened planting remains minimal native and controlled image still reads clean architectural and intentional