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Gerald Darby Iris

Iris X Robusta 'Gerald Darby'

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Overview

The Iris x robusta 'Gerald Darby' showcases striking purple-stained stems, reaching 36 inches in height. This clump-forming perennial bears elegant lavender-blue flowers in late spring. Thriving in wet conditions and hardy to zone 4, its sword-like foliage spans up to 24 inches, adding sculptural appeal to water features and moist borders. Plant in full sun to partial shade for optimal growth in loamy, acidic soil.

Sun Full, HalfWater MediumZones 3–9Type PerennialClimate Temperate
Gerald Darby Iris (Iris X Robusta 'Gerald Darby') — Thriving in wet conditions and hardy to zone 4
Gerald Darby Iris (Iris X Robusta 'Gerald Darby') — This clump-forming perennial bears elegant lavender-blue flowers in late springGerald Darby Iris (Iris X Robusta 'Gerald Darby') — its sword-like foliage spans up to 24 inchesGerald Darby Iris (Iris X Robusta 'Gerald Darby') — The Iris x robusta 'Gerald Darby' showcases striking purple-stained stems, reaching 36 inches in height

Culture

Sun
Full, Half
Water
Medium
USDA zones
3–9

Shape & size

Mature height
2–3 Ft.
Mature width
1.5–2 Ft.

Classification

Type
Perennial
Family
Iridaceae
Climate
Temperate

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Photos (4)

Gerald Darby Iris (Iris X Robusta 'Gerald Darby') — Thriving in wet conditions and hardy to zone 4
Gerald Darby Iris (Iris X Robusta 'Gerald Darby') — This clump-forming perennial bears elegant lavender-blue flowers in late spring
Gerald Darby Iris (Iris X Robusta 'Gerald Darby') — its sword-like foliage spans up to 24 inches
Gerald Darby Iris (Iris X Robusta 'Gerald Darby') — The Iris x robusta 'Gerald Darby' showcases striking purple-stained stems, reaching 36 inches in height
Photographs by 2 contributors

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