Roses have a long and vibrant history and have even been recognized as a status symbol. Because roses come in all shapes, sizes, and colors, they allow gardeners a great deal of variety from which to choose. New rose gardeners may be tempted to jump headfirst into growing hybrid tea or floribunda roses only to be discouraged by the lack of blooms or amount of maintenance encountered. Shrub roses like Knockout® serve as a wonderful compromise for those who want roses in the landscape but aren’t...