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Iris wilsonii will tolerate temperatures of up to – 15 degrees C. But may survive lower if protected or well mulched in winter. It is hardy to USDA Zone 6–8, and Zone H2 (which means Hardy to -15 to-20oC (5 to -4oF ), in Europe. It prefers soils with a ph level of 5.5 to 7 (acidic to neutral) and more moisture tolerant.
Iris forrestii is a species of flowering plant in the genus Iris, also the subgenus Limniris and in the series Sibiricae. It is a rhizomatous herbaceous perennial, from China (including Tibet) and Burma. It has linear grassy-like leaves, long thin stem and fragrant yellow or lemon-yellow flowers.
Division (horticulture) Division, in horticulture and gardening, is a method of asexual plant propagation, where the plant (usually an herbaceous perennial) [ 1] is broken up into two or more parts. Each part has an intact root and crown. [ 2] The technique is of ancient origin, and has long been used to propagate bulbs such as garlic and saffron.
Iris himalaica Dykes. Limniris clarkei (Baker ex Hook.f.) Rodion. Iris clarkei is a species in the genus Iris, also the subgenus of Limniris and in the series Sibiricae. It is a rhizomatous herbaceous perennial, from Asia, including north east India, Nepal, Tibet, Bhutan, Burma and in China. It has grey-green leaves, long and thin green stem ...
The iris should be planted in well prepared ground (with added compost or organic matter). They should be planted 3–5 cm (1–2 in) below the ground level. They then need to be watered, and kept moist for the next few days, to prevent wilting and transplant shock. They should be spacing at 45–60 cm (17.5–23.5 in) apart.
Iris sibirica, commonly known as Siberian iris or Siberian flag, is a species of flowering plant in the family Iridaceae.It is a rhizomatous herbaceous perennial, from Europe (including France, Italy, Switzerland, Austria, Czech Republic, Slovakia, Germany, Hungary, Poland, Romania, Bulgaria, Former Yugoslavia, Belarus, Estonia, Latvia, Lithuania, Moldova, Ukraine and northern Turkey) and ...
Iris (plant) Iris. (plant) Iris is a flowering plant genus of 310 accepted species [1] with showy flowers. As well as being the scientific name, iris is also widely used as a common name for all Iris species, as well as some belonging to other closely related genera. A common name for some species is flags, while the plants of the subgenus ...
Iris confusa. Iris subg. Limniris. Iris confusa (/ kənˈfjuːsə / kən-FEW-sə), [2] also known as the bamboo iris (simplified Chinese: 扁竹兰; traditional Chinese: 扁竹蘭; pinyin: biǎn zhúlán), is a species of iris. It is also in the subgenus Limniris and in the section Lophiris (crested irises). It is a rhizomatous perennial plant ...