|'Vilmoriniana' has pale yellow to creamy white flowers with yellow centers, up to 1 1/2 inches wide. Flowers are not produced abundantly, but persist a long time. The growth habit is erect, reaching up to 5 feet tall, with silver-green foliage.
Bushy, compact, deciduous shrub with pinnate leaves. Flowers are saucer shaped and come in a variety of colors, yellow being most common. These hardy plants flower continuously from June through October with little preference to soil or water conditions.