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Description
Astragalus Nankotaizanensis, also known as Nankotaizan Milk Vetch, is a rare and endangered plant species in the legume family Fabaceae. It is native to Japan and found exclusively on Mount Nankotaizan in the Kansai region. The plant grows up to 10 cm in height and has small, purple flowers that bloom from May to June.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Fabales |
| Family | Fabaceae |
| Genus | Astragalus |
Appearance
Astragalus Nankotaizanensis has a small, compact growth habit with a maximum height of 10 cm. The plant has small, pinnate leaves that are green in color and arranged alternately along the stem. The flowers are pea-shaped, with a purple color and white markings. The plant blooms from May to June.
Care Guide
Water
Astragalus Nankotaizanensis prefers well-draining soil and moderate watering. Water the plant when the soil feels dry to the touch, but avoid overwatering as this can lead to root rot.
Fertilization
Fertilize the plant with a balanced fertilizer once a month during the growing season (spring and summer).
Soil
The plant prefers well-draining soil that is slightly acidic (pH 6.0-6.5). Use a mixture of peat moss, perlite, and sand for optimal growth.
Sunlight
Astragalus Nankotaizanensis prefers full sun to partial shade. Provide at least 6 hours of sunlight per day.
Hardiness Zones
The plant is hardy in USDA zones 5-9.
Common Pests & Diseases
Astragalus Nankotaizanensis is susceptible to root rot and fungal diseases. To prevent these issues, avoid overwatering and provide good air circulation around the plant.
Habitat
Astragalus Nankotaizanensis is found exclusively on Mount Nankotaizan in the Kansai region of Japan. The plant grows in rocky crevices and on steep slopes at elevations between 700-1200 meters.
Question and Answer
Q: Is Astragalus Nankotaizanensis a rare plant?
A: Yes, it is a rare and endangered plant species.
Q: Can Astragalus Nankotaizanensis grow in full shade?
A: No, the plant prefers full sun to partial shade.
Q: How often should I fertilize Astragalus Nankotaizanensis?
A: Fertilize the plant once a month during the growing season (spring and summer).
Q: What are the common pests and diseases that affect Astragalus Nankotaizanensis?
A: The plant is susceptible to root rot and fungal diseases.
Related Plants
- Astragalus alpinus
- Astragalus angustifolius
- Astragalus crassicarpus
- Astragalus glycyphyllos
- Astragalus lentiginosus
References
- “Astragalus nankotaizanensis.” IUCN Red List of Threatened Species. https://www.iucnredlist.org/species/55966963/55967000
- “Astragalus nankotaizanensis.” Plants of the World Online. http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:501558-1
- “Astragalus nankotaizanensis.” Flora of Japan. http://frps.eflora.cn/frps/Astragalus%20nankotaizanensis
