
Out of stock
Size: #1 Pot (Ships Early Oct 2026)
SKU: TRPKNOKOUT-pc
Whats the Difference Between Red Knock Out® Roses?Compare Triple Knock Out®, Double Knock Out®, and the original Knock Out® to find the flower style and size that fits your garden. Triple Knock Out® RoseExtra-full blooms with a traditional garden rose form and noticeable fragrance.Flower Fullness 3035 Petals Very full, layered bloomSize 3' H 23' WHardiness Zones 4b11Fragrance Sweet Floral (Strongest)Rose Style Grandiflora Double Knock Out® RoseFull double flowers with a classic rose appearance.Flower Fullness 1824 Petals Full, double bloomSize 34' H 34' WHardiness Zones 511Fragrance Fruity, SweetRose Style Landscape Shrub Rose Knock Out® RoseThe original with simple, open flowers.Flower Fullness 711 Petals Open, classic bloomSize 34' H 34' WHardiness Zones 511Fragrance Subtle SweetRose Style Landscape Shrub RoseHow do they compare? Triple Knock Out® offers the fullest flowers, strongest fragrance, a more compact habit, and extra cold hardiness to Zone 4b. Double Knock Out® produces double blooms on a classic landscape-shrub habit, while the original Knock Out® has simpler, open flowers. Shop All Knock Out® Roses Triple Knock Out® Rose packs 30-35 petals into each deep red to rich pink bloom, for a fuller, classic flower form. Rosa Radtriple grows into a compact, bushy shrub about 3 feet tall and 23 feet wide, with the easy-care performance that made Knock Out® Roses famous. The flowers appear repeatedly from spring through frost and carry a sweet floral fragrance, adding another dimension to a rose already loaded with color.Bred by Will Radler, Triple Knock Out® is the first Grandiflora introduced into the Knock Out® Family and has roughly triple the petals of the original Knock Out® Rose. The extra petals create a layered, traditional rose shape. It was selected after extensive trialing for disease resistance, hardiness, growth, and repeat flowering. The medium-green foliage looks clean throughout the growing season, and reblooming continues with minimal upkeep.Its compact habit makes Triple Knock Out® easy to use throughout the landscape. Plant several together for a flowering hedge or mass planting, feature one near an entry or patio where you can enjoy the fragrance, or mix it with perennials and oth