How To Plant Japanese Roof Iris

Water should be acidic.

How to plant japanese roof iris. A charming iris it spreads slowly in part sun and the fresh green iris fans are lovely as a counterpoint to other plant forms in the garden. Plant in drifts at the front of the border or in rock gardens with similar plants. They like moist well drained soil that is more on the acidic side. If you re unsure of the ph of your water add 2 to 3 teaspoons of vinegar to a gallon of water to obtain the level needed for successful care of japanese iris.

How to grow japanese iris. Like all irises it should be planted with the rhizomes just at the surface of the soil. The name japanese roof iris comes from the tradition of this iris being grown on the damp thatched roofs of japanese cottages to help hold the thatch together. This species is a welcome addition to a shade garden.

Japanese roof iris a plant with a history. Iris tectorum alba with carex evergold the days are becoming warmer and the white japanese roof iris are beginning to bloom. In a shady area combines well with foam flower tiarella fringed bleeding heart and brunnera. Iris seed can germinate in two weeks when sown immediately after harvesting but can take up to two years if the seed is older and very dry as a natural germination inhibitor kicks in soon after the seed dries.

With purple white pink and blue flowering roof iris cultivars for sale online. In warmer climates shade in the afternoon is preferred to keep them from drying out. Japanese iris require a minimum of 6 hours of full sun each day. In fact growing japanese iris plants flourish in boggy areas near ponds and water features or even potted and placed in these bodies of water.

The second method which i use for imported seed is to plant each seed in its own peat jiffy pot once again in shallow trays to hold water.