Iris Versicolor (Blue Flag Iris)

Iris Versicolor Seeds (Blue Flag Iris Seeds)

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It produces narrow, slightly arching, sword-shaped, blue-green leaves, no more than 1 cm wide. The plant spreads by means of its modified stems, rhizomes, which are located below the soil surface.

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Iris versicolor, the Blue Flag Iris, is a hardy lakeshore perennial herb of shallow water. It is a native of Eastern Canada and the Northern United States. This well-known plant is from 2 to 3 feet height. Good for water gardens and bogs. One of the easiest, and showiest, of aquatics for the home gardener. The flowers are consisting of 3 sepals and 3 petals. The flowers are large, 3-4 inches across, showy, light to deep blue with yellow and whitish markings at the base of the sepals. They appear atop erect stems, bearing from 2 to 6 flowers, from May to July. The erect stem, sometimes branched near the top. It produces narrow, slightly arching, sword-shaped, blue-green leaves, no more than 1 cm wide. The plant spreads by means of its modified stems, rhizomes, which are located below the soil surface. Hardiness zones 3-9, (-37°C/-35°F, -5°C/25°F) in Winter. Iris versicolor need full sun to partial shade with a heavy, rich moist soil. Use a soil mix consisting of 2 parts clay to 1 part loam to 1 part sand. The plants are kept moist at all times, which makes it a great plant for water features. Fertilization minimal if any. They grow very quickly.
Label No
Common name Blue Flag Iris
Family No
Genus No
Species Iris versicolor
Cultivar No
Therapeutic uses No
Germination First, you can scarify the seeds to try to speed up germination. For faster germination, soak the seeds in slightly hot water for 24-48 hours, followed by 3 months cold stratification before sowing, 1/4 inch deep, in your soil. Keep damp soil, not soaking wet. Keep pot in warm situation 20°C/68°F. Germination usually takes several months. It can be more, depending on their degree of unbroken dormancy, don't give up.
Scarification / Stratification Seed coats may be so hard that they are impermeable to water. They need to be scratched or broken using a knife or sandpaper, in order to germinate. Chip the seeds with a sharp knife or make a few swipes with a sharp edged file or use sandpaper to allow moisture being more readily absorbed.

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