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Iris hookeriana is a rhizomatous perennial iris from the Himalayan mountains of India and Pakistan, grown for its fragrant blue, purple or lilac flowers mottled with darker colour. The key to growing it is well-drained soil, full sun and protection from winter wet, which is why it is usually grown in containers or an alpine house or bulb frame in cooler temperate regions.
Iris hookeriana is a plant species in the genus Iris, it is also in the subgenus Iris and in the section Pseudoregelia. It is a rhizomatous perennial, from the Himalayan mountains of India and Pakistan. It has long pale green or yellow green leaves, long slender stem and fragrant blue, purple or lilac flowers, that are mottled with a darker colour. It is cultivated as an ornamental plant in temperate regions.
It is hardy to Zone H3, which meaning Hardy to −10 to −15 °C (14 to 5 °F)
It needs to be grown in an alpine house or bulb frame, in the UK. It was grown in containers at Kew Gardens, which gave it protection against winter wet. But it did not last very long.
Iris acutiloba subsp. lineolata · Iris acutiloba · Iris adriatica · Iris afghanica · Iris alberti · Iris albomarginata · Iris alexeenkoi · Single Bract Iris · Iris antilibanotica · Stool iris · Iris arenaria · Iris assadiana
Text excerpted from the Wikipedia article Iris hookeriana by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.
The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.
