Phlox paniculata ( Amethyst Garden Phlox )
Showy , clump - form perennial with a superb floral display . farewell are narrow and erose , to 5 inch long . From summer to fall , fragrant , 1 inch blooms appear in immense clusters on tall base above the foliage . Many named varieties are available in a wide range of color . Great in borders , careen gardens , formal bed and meadows . Mildew may be a problem towards end of time of year ....