Knock Out® Shrub Rose
Knock Out® Shrub Rose
Rosa x 'Radrazz' Plant Patent #11,836Item #1162 USDA Hardiness Zone: 5 - 9
A maintenance free rose that continually produces self-cleaning, candy apple red flowers. Green foliage with blue and maroon highlights turning deep purple in fall. Unsurpassed resistance to black spot leaf disease. An excellent low hedge or accent. Winner of multiple awards including the 2000 All American Rose Selection and the Euroflora Rose Award, Gold Medal-Genova Italy. Deciduous.
- DetailBotanical Pronunciation:ro-ZAY-see-eeDeciduous/evergreen:DeciduousGrowth habit:CompactGrowth rate:FastAverage landscape size:Fast growing to 3 to 4 ft. tall and wide.Special features:Compact Form, Easy Care, Fall Color, Improved Disease Resistance, Improved Pest and Disease Resistance, Pet FriendlyFoliage color:GreenBlooms:Spring through fallFlower color:RedPatent Act:Asexual reproduction of plants protected by the Plant Patent Act is prohibited during the life of the patent.Design IdeasIdeal to integrate into shrub or mixed borders for solid, long-season color without additional care. Makes a fine addition to south and west facing foundation beds. Use in the back of perennial borders to intensify season long color. Plant in masses or quantities in irregular groups for a large scale cover that blocks weeds. Great in pairs to flank an entry, steps or gate. Plant in mass to create a low, semiformal hedge or to clean up unattractive paving edges around porches and patios.Companion PlantsCreate a colorful cottage garden with Hollyhock, Peonies, Hydrangea, Lilac, Coneflower, Catmint and Lavender. Add color to a formal design of Boxwood hedges and Carolina Laurel topiary forms.
- CareCare InformationFollow a regular watering schedule during the first growing season to establish an extensive root system. Feed regularly during the growing season with a general purpose fertilizer. Prune annually in late winter to promote vigorous new growth.Pruning time: late winter or early spring.Light Needs:Full sunWatering Needs:Water regularly, when top 3 in. of soil is dry.
- History & LoreHistory:A truly maintenance-free floribunda hybrid between Rosa 'Carefree Beauty' and a seedling of Rosa 'Razzle Dazzle'. Thriving in the most devastating of dry summers or the highest of humidity, this beauty's unsurpassed disease resistance made it a winner of multiple awards including the 2000 All American Rose Selection and the Euroflora Rose Award, Gold Medal-Genova Italy. Roses are among the most ancient ornamentals in cultivation. Their redolent perfume of the species brought them into the palaces of Egypt and Rome where they reached legendary proportions in western civilization.