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Description
Draba arabisans, commonly known as Arabis or Rockcress, is a species of flowering plant in the Brassicaceae family. It is a small, low-growing, evergreen perennial that is native to the mountains of Central Asia. It is often grown as an ornamental plant due to its attractive foliage and delicate flowers.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Brassicales |
| Family | Brassicaceae |
| Genus | Draba |
Appearance
Draba arabisans has a compact, mounded growth habit and forms a dense mat of evergreen foliage. The leaves are small, oval-shaped, and dark green in color. The plant produces small, bright yellow flowers in the spring and summer that are held above the foliage on thin stems. The flowers are fragrant and attract pollinators.
Care Guide
Draba arabisans is a hardy plant that requires minimal care. It prefers well-drained soil and full sun to partial shade. It is drought-tolerant and does not require frequent watering, but it will appreciate occasional deep watering during prolonged dry periods. Fertilization is not necessary, but a light application of a balanced fertilizer in early spring can promote healthy growth. Draba arabisans is hardy in USDA zones 4-8.
Common Pests & Diseases
Draba arabisans is generally resistant to pests and diseases. However, it can be susceptible to root rot if grown in poorly drained soil. Aphids, whiteflies, and spider mites may occasionally infest the plant, but can be controlled with insecticidal soap or horticultural oil.
Habitat
Draba arabisans is native to the mountains of Central Asia, where it grows in rocky alpine habitats. It prefers well-drained, rocky soil and can tolerate cold temperatures and high elevations. It is often grown in rock gardens or as a ground cover in dry, sunny areas.
Question and Answer
Q: Is Draba arabisans a good plant for beginners?
A: Yes, Draba arabisans is a hardy plant that requires minimal care and is a good choice for beginners.
Q: Can Draba arabisans be grown in containers?
A: Yes, Draba arabisans can be grown in containers as long as the soil is well-drained and the container is placed in full sun.
Q: Does Draba arabisans attract pollinators?
A: Yes, Draba arabisans produces fragrant flowers that attract pollinators such as bees and butterflies.
Q: How often should I water Draba arabisans?
A: Draba arabisans is drought-tolerant and does not require frequent watering, but will appreciate occasional deep watering during prolonged dry periods.
Related Plants
- Draba acaulis
- Draba alpina
- Draba aurea
- Draba cana
- Draba corymbosa
References
- Missouri Botanical Garden. (n.d.). Draba arabisans. Retrieved from https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=282234&isprofile=0&
- RHS. (n.d.). Draba arabisans. Retrieved from https://www.rhs.org.uk/plants/45605/draba-arabisans/details
- Gardenia. (n.d.). Draba arabisans (Rockcress). Retrieved from https://www.gardenia.net/plant/draba-arabisans-rockcress
