Iris uniflora is a small rhizomatous perennial iris from Central Asia and East Asia, grown as an ornamental in temperate gardens. It is best in dry, sunny spots, where it flowers in May and June.
Family
Iridaceae (Iris family)
Grows as
Grass, Perennial
Light
Full sun
Water
Water sparingly; it prefers dry soil and rots in wet conditions.
Soil
Well-drained, sandy or gritty soil; tolerates poor, dry ground.
Temperature
Hardy in cold winters without shelter; protect only in unusually harsh or wet winters.
How easy
Easy
Native range
S. Siberia to N. Korea
Climate
temperate
About
Iris uniflora is a species in the genus Iris and in the subgenus Limniris. It is a rhizomatous perennial, from Russia, Mongolia, China and Korea. It has thin grass-like leaves and stems, and purple, blue-purple or violet flowers. It is cultivated as an ornamental plant in temperate regions.
How to grow it
It grows well in garden borders, but it only flowers in dry and sunny positions.
Stable in culture, winters without shelter. Can be used for rocky hills, curb and group plantings in the southern forest-steppe and steppe regions. Differ by more than I. ruthenica, confinement to dry soils. Tested: Moscow, Khabarovsk, Vladivostok.
Uses
It is used within Tibetan herbal medicines, the seeds are an ingredient in a remedy used to treat de-toxification and as an insecticide. The flowers are used to treat eyesight problems and the root is used to cure freckles and ringworm.
Text excerpted from the Wikipedia article Iris uniflora 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.