Knock Out Rose
Rosa 'Radrazz'
Knock Out
Shrub Rose
One of the most popular roses in the world today, primarily due to its low maintenance, superior disease resistance and incredibly long period of bloom, with seemingly endles cherry red flowers; all roses need full sun and well-drained soil
Local Pick UpFeatures and Growing Tips
Note: Each live plant is unique and may differ from the photo while maintaining its beauty. Plants come in a plastic pot; other items in images are not included.
Landscape Qualities
Knock Out® Rose is a multi-stemmed deciduous shrub with a more or less rounded form. Its average texture blends into the landscape | but can be balanced by one or two finer or coarser trees or shrubs for an effective composition.
Ornamental Qualities
Knock Out® Rose is smothered in stunning lightly-scented semi-double 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 burgundy in the fall.
Planting and Growing
Knock Out® Rose will grow to be about 3 feet tall at maturity | with a spread of 3 feet. It tends to fill out right to the ground and therefore doesn't necessarily require facer plants in front. It grows at a fast rate | and under ideal conditions can be expected to live for approximately 20 years.
This shrub should only be grown in full sunlight. It does best in average to evenly moist conditions | but will not tolerate standing water. It is not particular as to soil type or pH. It is somewhat tolerant of urban pollution. This particular variety is an interspecific hybrid.
Plant Facts
Prefers full sun
Keep moisture level average to moist
3'Hx3'W
Cutflower Favorite
Flowers are cherry red
Flowers from late spring to early fall
Fall color is burgundy
Known to be safe
Likes well drained soil