Deadheading keeps the plant tidy while facilitating reblooming--cold hardy from zones 4 to 9. 'Vintage Wine' purple coneflower (Echinacea purpurea 'Vintage Wine') stands out because its petals ...
there are many native purple flowers that will fit your garden perfectly, including purple coneflowers (Echinacea purpurea) and wood violets (Viola sororia). Comfrey can be a wonderful plant in ...