• Species
  • Perennial
  • Zones 6–9
  • Burgundy
  • Single

Byzantine Gladiolus

Gladiolus communis subsp. byzantinus · Gladiolus byzantinus · Jacob's Ladder · Sword Lily

Perennial species gladiolus in burgundy and white, blooming in late spring and early summer. Spires of purple red to magenta-wine flowers with white-streaked lower petals and throats, above low, sword-like foliage, late spring to early summer. USDA zones 6–9.

Single source · Values marked like this (estimated) are estimates.

Buy from $11.75

At a glance

Flower form
Species Single
Colors
  • Burgundy
  • White
Striped
Blooms
Late spring, Early summer
Vase life
Not grown for cutting
Height
1½–3 ft (41–91 cm) (estimated)
Sunlight
Full sun
Hardiness
USDA zones 6–9 Perennial
Planted as
Corm
Botanical name
Gladiolus communis subsp. byzantinus

In the garden

  • Butterflies
  • Hummingbirds
  • Seldom severely damaged by deer (Rutgers rating)

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Origin

Hardy heirloom species gladiolus dated to about 1629 by Van Engelen and John Scheepers (sister catalogs with the same text), also sold by American Meadows and Burpee.

Sources

Where to buy

Prices rechecked daily
  • John ScheepersBulbs

    25 bulbs

    Out of stock

    $11.75Checked Nov 1, 2026
  • BurpeeBulbs

    20 Bulbs

    Check availability

    $12.95Checked Nov 1, 2026
  • American MeadowsBulbs

    Bag of 15

    Check availability

    $18.65Checked Nov 1, 2026
  • Van EngelenBulbs

    100 bulbs

    Out of stock

    $27.75Checked Nov 1, 2026

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Questions

Is Byzantine Gladiolus hardy in my zone?

Byzantine Gladiolus survives winter in the ground in USDA zones 6 to 9. In colder zones treat it as an annual or lift it before the ground freezes.

Does Byzantine Gladiolus need full sun?

Byzantine Gladiolus grows in full sun.

When does Byzantine Gladiolus bloom?

Byzantine Gladiolus blooms in late spring and early summer.

Is Byzantine Gladiolus good for cutting?

Our sources don't list Byzantine Gladiolus as a cut flower or give a vase life for it.