Rose ‘Double Knock Out’
6 in stock
Double Knock Out is more floriferous than Knock Out and raises the bar with petal counts of 18-25, twice the number of Knock Out. It is covered with fuller, richer, cherry-red blossoms that are simply breathtaking. Blooms maintain a continuous show of color from mid-spring to frost with beautiful foliage almost year-round. Double Knock Out presents itself in a fuller, more compact fashion than Knock Out and offers enhancements in Knock Out’s easy to care for qualities of disease/pest resistance and drought/humidity tolerance. Also, Double Knock Out is more winter hardy and shade tolerant than its predecessor. Double Knock Out works wonders in abundance, by itself, or in tandem with your favorite perennials and annuals!
Roses prefer consistently moist, but not wet soil which is rich in organic matter. Prune to 18" in early spring to remove dead and undesirable canes as well as to maintain a tidy, bushy habit.
Bushy, rounded habit.
Green foluage is tinted red when young. Very distase resistant.
Continuous cherry-red flowers from June through frost.