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Knockout Hosta: A Bold Foliage Plant from 1986

Knockout Hosta

Knockout is a hosta cultivar hybridized by Aden and introduced in 1986. It features large, bold leaves with a striking variegation pattern, making it a standout in shade gardens.

Plant Details

Family:	Liliaceae (lil-ee-AY-see-ee)
Genus:	Hosta (HOSS-tuh)
Cultivar:	Knockout
Hybridized by:	Aden
Registered/Introduced:	1986

Hostas: Hosta 'Guacamole': Fragrant Avocado-Colored Leaves with Dark Margins; Hosta 'Patriot': Bold White-Margined Sport of 'Francee'; Hosta 'Honeybells': Fragrant Late-Blooming Green Hosta; Hosta 'Francee': The Classic White-Margined Standard; Hosta plantaginea: The Fragrant Species with Giant White Flowers; Hosta 'Revolution': Dramatically Variegated with Creamy White Centers; Hosta 'Striptease': Unique Gold Center with White "Underwear" Line; Hosta 'Whirlwind': Dynamic Center-Variegated with Twisting Leaves; Hosta 'June': The Gold Standard of Center-Variegated Hostas; Hosta 'Aphrodite': Double-Flowered Fragrant Plantaginea Selection

Garden Articles

Hosta 'Invincible': Thick-Substance Green Hosta for Tough Sites

Hosta 'Paradigm': Shifting the Shade Garden Standard

Hosta 'Remember Me': Memorial in the Garden

Hosta 'Sparky': Aden's Electric Personality

Hosta 'So Sweet': Aden's Fragrant Charm

Hosta 'Carnival': Lachman's Festive Parade

Hosta 'Janet': O'Harra's Personal Tribute

Plants

Hosta 'Honeysong': Summers-AHS-Walek's Melodic Fragrance

Hosta 'Antioch': Ruh-Hofer's Ancient City Namesake

Hosta 'Minuteman' – Bold Variegation for Dramatic Shade Accents

Hosta 'Pilgrim' – Elegant Variegation with Gold-to-Cream Transitions

Hosta 'El Capitan' – Bold White Centers on Green Margins

Hosta 'Climax' – Majestic Green Giant for Grand Landscapes

Hosta 'Aureomarginata' – Classic Gold-Margined Hosta montana