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Iris wattii
Iris wattii is a plant species in the genus Iris, it is also in the subgenus Limniris and the section Lophiris (crested irises). It is a rhizomatous perennial plant. It is native to China, Burma and India, it has lavender or light blue flowers. It is also known as 'Bamboo Iris' (although confusingly, so is Iris confusa). It is cultivated as an ornamental plant in temperate regions.
It is hardy to between USDA Zone 8 and 10. It is also hardy to European Zone H4. It may survive mild winters or endure light frosts, with temperatures as low as −16 °C, especially if the plants have been mulched. It is not hardy in northern climates, and should be grown in a greenhouse, or a cold Alpine house. It prefers positions between full sun and partial shade. But does not like (exposed sites – prone to high winds, due to the height of the plant). It may live for approximately 10 years.
It should be grown in well-drained, light rich (containing humus) soils. It can tolerate neutral or acidic soils (pH levels between 6.1–7.8). It has average water needs during the growing season. It will not tolerate standing water. Wet or damp conditions during winter also may cause the root to rot.
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 wattii by its contributors, under CC BY-SA 4.0; the excerpts are shared under the same licence.
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.
