Red Knock Out® Rose

Rosa 'Radrazz' Knock Out

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Overview

The Red Knock Out® Rose (Rosa 'Radrazz' KNOCK OUT) is a hardy shrub rose with vibrant, cherry-red blooms. It reaches a maximum size of 4 feet tall and wide, thriving in USDA zones 5 through 11. This low-maintenance variety is disease resistant and blooms continuously from spring until the first frost, providing long-lasting, bold color. Ideal for borders or mass plantings, it requires full sun and well-drained soil.

Sun Full, HalfWater Extra in Summer, MediumZones 6–11Climate Temperate

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — This low-maintenance variety is disease resistant and blooms continuously from spring until the first frost

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — The Red Knock Out® Rose (Rosa 'Radrazz' KNOCK OUT) is a hardy shrub rose with vibrant, cherry-red

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — It reaches a maximum size of 4 feet tall and wide, thriving in USDA zones 5 through 11

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — This variety presents a vivid display of rich cherry red flowers

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — celebrated for its profuse and vibrant blooms

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — The Red Knock Out® Rose (Rosa 'Radrazz' KNOCK OUT) is a robust and highly esteemed shrub rose

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — Ideal for borders or mass plantings, it requires full sun and well-drained soil

Culture

Sun: Full, Half
Water: Extra in Summer, Medium
USDA zones: 6–11

Shape & size

Mature height: 3–4 Ft.
Mature width: 3–4 Ft.

Classification

Family: Rosaceae
Climate: Temperate

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Photos (58)

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — This low-maintenance variety is disease resistant and blooms continuously from spring until the first frost

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — The Red Knock Out® Rose (Rosa 'Radrazz' KNOCK OUT) is a hardy shrub rose with vibrant, cherry-red

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — It reaches a maximum size of 4 feet tall and wide, thriving in USDA zones 5 through 11

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — This variety presents a vivid display of rich cherry red flowers

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — celebrated for its profuse and vibrant blooms

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — The Red Knock Out® Rose (Rosa 'Radrazz' KNOCK OUT) is a robust and highly esteemed shrub rose

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — Ideal for borders or mass plantings, it requires full sun and well-drained soil

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — blooming from spring until the first hard frost

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — which can be as large as 3 to 3.5 inches in diameter

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — With a moderate mature height and spread of about 3 to 4 feet

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — particularly to black spot and powdery mildew

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — Pruning should be done annually in late winter or early spring

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — It is also noted for being drought tolerant once established

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — USDA Hardiness Zones for the Rosa 'Radrazz' range from 5 to 11, ensuring adaptability in various climates

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — reducing the need for chemical treatments

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — red flowers in the garden

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — shrub with red blooms

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — providing an alluring attraction for both homeowners and pollinating insects such as bees and butterflies

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — shrub for full or half

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — Ideal for borders or mass plantings, it requires full sun and well-drained soil; celebrated for its

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — This low-maintenance variety is disease resistant and blooms continuously from spring until the first

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — It reaches a maximum size of 4 feet tall and wide, thriving in USDA zones 5 through 11; particularly to

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — The Red Knock Out® Rose (Rosa 'Radrazz' KNOCK OUT) is a hardy shrub rose with vibrant, image 20

Red Knock Out® Rose (Rosa 'Radrazz' Knock Out) — which can be as large as 3 to 3.5 inches in diameter; pruning should be done annually in late winter or

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