Iris Chrysographes

Iris Chrysographes Seeds


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Quick description:

Has dark and sumptuous flowers. Requires full sun to light shade.


Iris chrysographes, called the Black Knight, is found naturally in Europe. This Iris has dark and sumptuous flowers. The adult plant is about 50 cm tall. The flowers consist of 3 sepals and 3 petals. They are about 3 inches in diameter, black or dark brown and have dark purple markings. They are very fragrant. Flowers appear on tall stems. Plants bloom from spring to summer. The plant is self-fertile. Iris chrysographes develops narrow, sword-shaped greyish green leaves rising 1 foot tall or more. The plant spreads by means of its modified stems, rhizomes, which are located below the soil surface. Hardiness zones 4-9, (-32°C/-25°F, -5°C/25°F) in winter. It is less resistant to cold than other Iris. It requires full sun to light shade. In grown in pot, bring the plant inside in winter. In the wild, it grows in rocky spots or sunny fields. Iris chrysographes grows in fresh and humus soil. Requires partially moist soil; don’t overwater. It can grow in full sun or light shade. It loves a soil covered with organic matters.
Label No
Common name Black Iris
Family No
Genus No
Species Iris chrysographes
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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