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Ussuri Iris

Iris maackii

Ussuri Iris
Photo: sunoochi from Sapporo, Hokkaido, Japan, CC BY 2.0

Ussuri Iris is a hardy, rhizomatous perennial iris from China and eastern Russia, grown for its grey-green sword-shaped leaves and yellow spring flowers. It does best in moist soil and is hardy to USDA Zone 6.

Family
Iridaceae (Iris family)
Grows as
Perennial
Light
Full sun, Part shade
Water
Keep soil consistently moist, especially in spring; it naturally grows in damp places near ponds and lakes.
Soil
Moist, fertile garden soil or pond edge mud; tolerates heavy clay.
Temperature
Hardy to about -23 °C (USDA Zone 6); tolerates cold winters well.
How easy
Easy

About

Iris maackii is a species in the genus Iris; it is also in the subgenus Limniris and in the series Laevigatae. It is a rhizomatous perennial, from China and eastern Russia. It has sword-shaped grey-green leaves, and has many branched flowering stems that carry flowers in May that come in various shades of yellow.

How to grow it

It can be seen at the Arboretum and Botanical Garden, University of Bergen, Norway.

It is listed in Forest Vegetation of Northeast Asia.

Where it grows

It is found in damp places near ponds and lakes at altitudes of between near sea level, rising up to 300 m (above sea level).

Other Iris plants

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 maackii 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.

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