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Description
Draba Oxycarpa, commonly known as the Tall Draba, is a species of perennial herb native to the western United States. It is a member of the Brassicaceae family and is often found in rocky or gravelly areas at high elevations, such as alpine tundra, subalpine meadows, and rocky slopes.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Angiosperms |
| Class | Eudicots |
| Order | Brassicales |
| Family | Brassicaceae |
| Genus | Draba |
Appearance
Draba Oxycarpa is a low-growing perennial plant that can reach up to 20 cm in height. It has small, basal leaves that are lanceolate or oblong in shape, and can be up to 3 cm long. The leaves are often covered with a dense layer of fine hairs, which gives them a silvery appearance.
The flowers of Draba Oxycarpa are small and white, and are arranged in a raceme at the top of a long, slender stem. The flowers bloom from May to July, and are followed by long, narrow seed capsules that contain numerous small seeds.
Care Guide
Draba Oxycarpa is a hardy plant that requires minimal care. Here are some tips on how to care for this plant:
- Water: Draba Oxycarpa prefers well-drained soil and does not require a lot of water. Water the plant deeply once a week during the growing season, and reduce watering during the winter months.
- Fertilization: Draba Oxycarpa does not require fertilization.
- Soil: Draba Oxycarpa prefers well-drained, rocky or gravelly soil. It can tolerate a wide range of soil pH levels, from acidic to alkaline.
- Sunlight: Draba Oxycarpa prefers full sun to partial shade. It can tolerate some shade, but may not flower as well.
- Hardiness Zones: Draba Oxycarpa is hardy in USDA zones 3-8.
Common Pests & Diseases
Draba Oxycarpa is generally resistant to pests and diseases. However, it may occasionally be affected by aphids or whiteflies, which can be treated with insecticidal soap or neem oil. It may also be susceptible to root rot if overwatered or planted in poorly-drained soil.
Habitat
Draba Oxycarpa is native to the western United States, including California, Nevada, Oregon, and Washington. It can be found in a variety of habitats, including alpine tundra, subalpine meadows, and rocky slopes. It prefers well-drained, rocky or gravelly soil, and can tolerate a wide range of temperatures and elevations.
Question and Answer
Q: Is Draba Oxycarpa a good plant for rock gardens?
A: Yes, Draba Oxycarpa is an excellent plant for rock gardens due to its low-growing habit and preference for well-drained, rocky soil.
Q: Can Draba Oxycarpa tolerate drought?
A: Yes, Draba Oxycarpa is drought-tolerant and can survive in dry conditions.
Q: How often should I fertilize Draba Oxycarpa?
A: Draba Oxycarpa does not require fertilization.
Q: How can I propagate Draba Oxycarpa?
A: Draba Oxycarpa can be propagated by seed or by division in the spring or fall.
Related Plants
- Draba Aizoides
- Draba Aurea
- Draba Bicolor
- Draba Flavescens
- Draba Incana
References
- USDA Plants Database: Draba Oxycarpa
- Northwest Native Plant Guide: Draba Oxycarpa
- Flora of North America: Draba Oxycarpa
