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Description
Rhamnus Ussuriensis, also known as the Korean Buckthorn, is a deciduous shrub that belongs to the Rhamnaceae family. It is native to China, Japan, and Korea, and can grow up to 5 meters in height. The shrub produces small, greenish-yellow flowers that bloom in the spring, followed by black berries in the fall.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Rhamnales |
| Family | Rhamnaceae |
| Genus | Rhamnus |
Appearance
The leaves of Rhamnus Ussuriensis are oval-shaped and have a glossy, dark green color. They can grow up to 10 centimeters in length and have serrated edges. The shrub has a compact, rounded shape and can grow up to 5 meters in height. In the fall, the leaves turn a vibrant shade of yellow before falling off. The flowers are small and inconspicuous, with greenish-yellow petals that bloom in the spring. The black berries that follow are also small and inconspicuous.
Care Guide
Rhamnus Ussuriensis is a hardy shrub that requires minimal care. It is best grown in well-draining soil that is slightly acidic and kept moist but not waterlogged. The shrub prefers full sun to partial shade but can tolerate some shade. Fertilize the shrub with a balanced fertilizer in the spring and water it regularly during the growing season. Rhamnus Ussuriensis is hardy to USDA zones 4-8.
Common Pests & Diseases
Rhamnus Ussuriensis is generally resistant to pests and diseases. However, it can be susceptible to leaf spot, powdery mildew, and spider mites. To prevent these issues, avoid overhead watering, provide adequate air circulation, and prune the shrub regularly to remove any diseased or damaged branches.
Habitat
Rhamnus Ussuriensis is native to China, Japan, and Korea and can be found growing in a variety of habitats, including forests, scrublands, and mountain slopes. In North America, it is often grown as an ornamental shrub in gardens or as a hedge plant.
Question and Answer
Q: Is Rhamnus Ussuriensis a good plant for a hedge?
A: Yes, Rhamnus Ussuriensis is a great plant for a hedge as it is hardy, dense, and easy to maintain.
Q: Do I need to prune Rhamnus Ussuriensis?
A: Yes, pruning Rhamnus Ussuriensis regularly will help keep the shrub healthy and promote new growth.
Q: Can Rhamnus Ussuriensis tolerate drought?
A: While Rhamnus Ussuriensis can tolerate some drought, it is best to keep the soil moist to promote healthy growth.
Q: Can I grow Rhamnus Ussuriensis in a container?
A: Yes, Rhamnus Ussuriensis can be grown in a container as long as it is provided with adequate sunlight, water, and nutrients.
Related Plants
- Rhamnus Alaternus
- Rhamnus Cathartica
- Rhamnus Frangula
- Rhamnus Purshiana
References
- “Rhamnus Ussuriensis.” Missouri Botanical Garden. Accessed June 28, 2021. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=c943.
- “Rhamnus Ussuriensis.” Plant Finder. Accessed June 28, 2021. https://www.plantdelights.com/products/rhamnus-ussuriensis.
- “Rhamnus Ussuriensis.” Royal Horticultural Society. Accessed June 28, 2021. https://www.rhs.org.uk/Plants/19096/Rhamnus-ussuriensis/Details.
