Plant this carefree landscape Double Red Knockout Rose anywhere you need low shrubs and continuous color; a very low maintenance shrub great for along walkways or in the garden; cherry red blossoms and deep purple fall foliage provides your garden three seasons of interest Ornamental Features Knock Out Double Red Rose is smothered in stunning lightly-scented cherry red flowers at the ends of the branches from late spring to early fall, which emerge from distinctive ruby-red flower buds. The flowers are excellent for cutting. It has attractive dark green deciduous foliage which emerges burgundy in spring. The glossy oval compound leaves are highly ornamental and turn an outstanding deep purple in the fall.