Genus named for the greek goddess of the rainbow.
Japanese roof iris.
Japanese iris care will include the division of the rhizomes every three to four years.
In an earlier dynasty an emperor during a period of war decreed that only food rice and vegetables would be grown in the ground no flowers.
The japanese roof iris is unique amongst irises because it grows about as well in the shade as in the sun.
After division consider placing a few rhizomes in pots to live in your water feature or pond.
Commonly called roof iris because it has in the past been grown on thatched roofs in both japan and china.
The leaves are 15 inches tall fanned at the base and ribbed.
Japenese roof iris as a plant collector rather than a garden designer i adore plants that are a bit out of the ordinary and if they come with a good history or story so much the better.
Though its common name is japanese roof iris it s actually native to china.
On oct 11 2003 terry from murfreesboro tn zone 7a wrote.
Though the bloom is large at 6 inches the standards are shortened and tubular and the falls widespread.
Japanese roof iris are an example of the great diversity of exotic iris species coming into the nursery industry with varied colors and flower formations.
The japanese roof iris does very well in coastal south carolina and provides an interesting topic plant.
Iris tectorum or japanese roof iris is a large flowering evansia iris crested iris that grows well in a humus rich damp position.
Mine was planted in 1990 and has thrived ever since with very little care and only 2 fertilizations during that period of time.
Remove and destroy infected plants.
Seed will be virus free and can be.
With purple white pink and blue flowering roof iris cultivars for sale online.
Specific epithet means of the roofs of houses.
The name japanese roof iris comes from the tradition of this iris being grown on the damp thatched roofs of japanese cottages.
Like all irises it should be planted with the rhizomes just at the surface of the soil.
Susceptible to a virus which discolors the leaves badly.
Division keeps growing japanese iris plants in optimum condition to provide the best possible bloom in summer.
Botanist carl maximowicz 1827 1891 discovered it growing on roofs in japan in the early 1860s.
It is a compact plant and is cultivated as an ornamental plant in.
Crowded plants tend to offer fewer blooms.
Iris tectorum also known as roof iris japanese roof iris and wall iris is a plant species in the genus iris it is also in the subgenus limniris it is a rhizomatous perennial it is native of china korea and burma with lavender blue bluish violet purple blue blue lilac or sky blue flowers there is a white form as well.