Acanthus mollis ( Oak Leaf Acanthus )
An fantabulous border plant consisting of large , shiny green leaves surrounding the groundwork of the plant with slopped , spiky tube-shaped - shaped flowers emerge from the center . Flowers are white , lilac or rose in color . If this plant is in a spicy climate , afternoon shade is good . This vigorous perennial does best in full sun to part shade . Perfers dampish soils , but will tolerate dryer soil ....