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Gladiolus communis subsp. byzantinus (Byzantine Gladiolus)

Gladiolus byzantinus, Gladiolus Nanus 'Byzantinus', Byzantine Gladiolus

AGM Award
Gladiolus Byzantinus, Gladiolus Nanus 'Byzantinus', Byzantine GladiolUS, Purple gladiolus, purple sword-lily
Stipa Tenuissima, Mexican Feather Grass, Nassella Tenuissima, Texas Needle Grass, Nassella Tenuissima, Nassella Tenuissima 'Pony Tails', Stipa Tenuifolia , Stipa tenuissima 'Pony Tails'

Native to the Mediterranean area, Gladiolus communis subsp. byzantinus (Byzantine Gladiolus) is a bulbous perennial that features narrow sword-shaped leaves in a fan of 3-5 erect flowering spikes, each bearing up to 15 bold, magenta funnel-shaped flowers, 2″ wide (5cm).

  • Blooming in late spring to early summer, this eye-catching beauty grows up to 2-3 ft. tall (60-90 cm) and gradually spreads to form large clumps.
  • Puts a terrific show in beds and borders when mixed with other perennials or ornamental grasses. Great for cutting too!
  • Recipient of the prestigious Award of Garden Merit of the Royal Horticultural Society (1993), it is resilient to disease.
  • Plant in a sheltered location to protect your Gladioli from strong winds.
  • Best flowering occurs in full sun in organically rich, medium moisture, well-drained soils. Light shade is tolerated. This plant will naturalize and multiply with great enthusiasm in favorable growing conditions.
  • Provide consistent moisture during the growing season and do not allow the soil to dry out. After flowering, you may reduce watering.
  • To be planted in fall. In cold areas, provide a thick, protective winter mulch.
  • Toxic to dogs, toxic to cats, toxic to horses.

Learn How To Plant, Care and Grow Impressive Gladiolus Flowers


Prized for their majestic flower spikes, are popular flower bulbs. Whether used in borders, containers or as cut flowers, Gladiolus (Sword-Lilies) always provide a spectacular effect with their rich and cheerful colors and their breathtaking vertical lines. With very little work needed, they will burst into bloom and add bright notes of summer color to the garden, in your pots or inside your home. However, some basic rules need to be followed to enjoy beautiful and impressive flowers for several months.

Requirements

Hardiness 6 - 10
Heat Zones 8 - 10
Climate Zones 4, 5, 6, 7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24, H1
Plant Type Bulbs, Perennials
Plant Family Iridaceae
Genus Gladiolus
Common names Sword-Lily, Gladiolus
Exposure Full Sun
Season of Interest Spring (Late)
Summer (Early)
Height 2' - 3'
(60cm - 90cm)
Spread 4" - 6"
(10cm - 15cm)
Spacing 6" (15cm)
Depth 6" (15cm)
Maintenance Low
Water Needs Average
Soil Type Chalk, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained, Well-Drained
Characteristics Cut Flowers, Plant of Merit, Showy
Attracts Butterflies, Hummingbirds
Garden Uses Beds And Borders
Garden Styles Traditional Garden, Informal and Cottage, City and Courtyard
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Gladiolus (Sword Lily)
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Alternative Plants to Consider

Gladiolus ‘Tricolore’ (Sword Lily)
Gladiolus ‘Volcano’ (Sword Lily)
Gladiolus ‘Charming Lady’ (Sword Lily)
Gladiolus ‘Her Majesty’ (Sword Lily)
Gladiolus tristis (Marsh Afrikaner)
Gladiolus ‘Vista’ (Sword Lily)

Recommended Companion Plants

Lupinus ‘The Governor’ (Lupine)
Nepeta ‘Six Hills Giant’ (Catmint)
Stipa tenuissima (Mexican Feather Grass)
Allium nigrum (Ornamental Onion)
Allium cristophii (Star of Persia)
Perovskia atriplicifolia (Russian Sage)
Aquilegia (Columbine)
Papaver orientale (Oriental Poppy)
Achillea (Yarrow)

Find In One of Our Guides or Gardens

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Gladiolus (Sword-Lily)
Learn How To Plant, Care and Grow Impressive Gladiolus Flowers
While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.
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Requirements

Hardiness 6 - 10
Heat Zones 8 - 10
Climate Zones 4, 5, 6, 7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24, H1
Plant Type Bulbs, Perennials
Plant Family Iridaceae
Genus Gladiolus
Common names Sword-Lily, Gladiolus
Exposure Full Sun
Season of Interest Spring (Late)
Summer (Early)
Height 2' - 3'
(60cm - 90cm)
Spread 4" - 6"
(10cm - 15cm)
Spacing 6" (15cm)
Depth 6" (15cm)
Maintenance Low
Water Needs Average
Soil Type Chalk, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained, Well-Drained
Characteristics Cut Flowers, Plant of Merit, Showy
Attracts Butterflies, Hummingbirds
Garden Uses Beds And Borders
Garden Styles Traditional Garden, Informal and Cottage, City and Courtyard
How Many Plants
Do I Need?
Explore Great Plant Combination Ideas
Gladiolus (Sword Lily)
Not sure which Gladiolus (Sword Lily) to pick?
Compare Now

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