Plant encyclopedia›sword lily 'Black Jack'

sword lily 'Black Jack'

Also known as: Information to be completed

A large-flowered gladiolus, maximum height 1.5m high, with green sword like leaves and flower spike with up to 10 flower buds, the large flowers have a velvet appearance and are a deep dark red with an edge of deeper dark almost black bordering the bloom, dramatic blooms for the summer

Scientific classification

Species: sword lily 'Black Jack' (Gladiolus 'Black Jack')
Genus: Gladiolus
Family: Iridaceae

Ornamental bulbs, not to be eaten. Wear gloves and other protective equipment when handling]
Toxicity: Bulbs
Plant type: 1-1.5 metres
Height: 0.1-0.5 metres
Spread: Deciduous
Foliage: Columnar upright
Habit: Spring · Summer · Autumn
Season of interest: Full sun
Sunlight: Information to be completed
Ideal temperature

sword lily 'Black Jack' pictures

Distribution of sword lily 'Black Jack'

Distribution map

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Culture

Information to be completed

Toxicity

Ornamental bulbs, not to be eaten. Wear gloves and other protective equipment when handling]

Quick identification of sword lily 'Black Jack'

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sword lily 'Black Jack' care guide

Light regular moisture leaf growth, full soil dryness post leaf fade
Watering: Full sun
Sunlight: Information to be completed
Ideal temperature

Watering

Light regular moisture leaf growth, full soil dryness post leaf fade

Fertilizing

Weak bulb potash feed monthly before summer flower stalk emergence

Pruning

No pruning required, flowers may need staking with a cane. See staking: perennials

Propagation

Propagate by division, separating cormlets when dormant

Growing

Grow in fertile, well-drained soil in full sun, planting the corms 15cm deep in spring, on a bed of sharp sand to aid drainage; in frost-prone areas, lift when the leaves turn yellow-brown, and store the new corms in a dry, frost-free place until the following spring; in milder areas, add a thick dry mulch over winter

More growing and care information →

Common pests and diseases

Diseases

May be susceptible to gladiolus corm rot, grey moulds (Botrytis), Fusarium bulb rot, gladiolus core rot, gladiolus dry rot, gladiolus scab and neck rot, fungal leaf spot, and virus diseases