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Description
Iris Chrysographes Black, also known as the Black Iris, is a perennial herbaceous plant that belongs to the family Iridaceae. It is native to China and is widely cultivated as an ornamental plant. This plant can grow up to a height of 60cm.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Liliopsida |
| Order | Asparagales |
| Family | Iridaceae |
| Genus | Iris |
Appearance
The Iris Chrysographes Black has beautiful, velvety black flowers with yellow markings on the falls, which are the lower petals. The flowers bloom in late spring to early summer. The leaves are sword-shaped and grayish-green in color. The plant has a rhizomatous root system with thin, fibrous roots.
Care Guide
Water: This plant prefers moist, well-drained soil. Water the plant regularly, especially during hot and dry weather.
Fertilization: Fertilize the plant in early spring with a slow-release fertilizer.
Soil: The plant prefers slightly acidic to neutral soil. Use a well-draining soil with organic matter.
Sunlight: The plant prefers full sun to partial shade. It can tolerate some shade but may not flower as well.
Hardiness Zones: The plant is hardy in zones 6-9.
Common Pests & Diseases
The Iris Chrysographes Black is generally disease-free but can be affected by fungal diseases such as leaf spot and root rot. Pests such as aphids, thrips, and spider mites can also affect the plant. To prevent these problems, ensure proper drainage and air circulation, and remove any infected plant parts immediately.
Habitat
The Iris Chrysographes Black is native to China and can be found growing in meadows, along streams, and in woodland areas.
Question and Answer
Q: What is the meaning of the name “Chrysographes”?
A: The name “Chrysographes” means “golden writing” in Greek, referring to the yellow markings on the falls of the flower.
Q: Can the Iris Chrysographes Black grow in a container?
A: Yes, the plant can grow in a container as long as it has enough space and proper drainage.
Q: How often should the plant be fertilized?
A: Fertilize the plant once a year in early spring with a slow-release fertilizer.
Q: Can the plant be propagated?
A: Yes, the plant can be propagated by dividing the rhizomes in early spring or fall.
Related Plants
- Iris ensata
- Iris germanica
- Iris pallida
- Iris sibirica
References
- “Iris chrysographes.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=q810.
- “Iris chrysographes.” Plant Finder, www.gardenia.net/plant/iris-chrysographes-black.
- “Iris chrysographes.” RHS Plants, www.rhs.org.uk/Plants/17510/Iris-chrysographes/Details.
