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Week 16 – April 20, 2024

Plant Information

Iris sibirica Double Standard

  • Iris sibirica Double Standard - Bloom
Marketing Information:
Bench Card
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Plant Details:

Scientific Name: Iris sibirica

Common Name: Siberian Iris

Hardiness Zone: 3a - 9b

Hardiness Degree: -40°F (-40.0°C)

Blooming Season: Late Spring, Summer

Plant Habit: Columnar

Characteristics: Shade Tolerant

Water: Heavy

Fertilize: None or when needed only

Spacing: 11 - 15" (28 - 38cm)

Height: 26 - 30" (66 - 76cm)

Width: 20 - 24" (51 - 61cm)

Exposure: Sun

General Information: Six light blue-violet falls with gold signal inside white sunburst.

Grower Information:

Six light blue-violet falls with gold signal inside white sunburst. Medium to broad, pendent or semi-flaring falls and medium to long, upright standards. Signals on blue and pink flowers often consist of showy, intricately marked yellow and white patterns. Siberian Irises have a useful flowering period, between Spring and Summer-flowering perennials. Best in sun or light shade and moisture-retentive, slightly acidic soil.