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Description
Celastrus Orbiculatus, also known as Oriental Bittersweet, is a deciduous vine native to East Asia. It is a member of the Celastraceae family and is prized for its ornamental value. The plant has been introduced to North America and is now considered an invasive species in many areas. It is a woody vine that can grow up to 60 feet in length and can climb trees, fences, and other structures. The plant produces small, greenish-yellow flowers in the spring and summer, followed by orange-yellow berries in the fall.
Taxonomic Information
| Domain: | Eukaryota |
| Kingdom: | Plantae |
| Phylum: | Spermatophyta |
| Class: | Magnoliopsida |
| Order: | Celastrales |
| Family: | Celastraceae |
| Genus: | Celastrus |
Appearance
Celastrus Orbiculatus has glossy, dark green leaves that are ovate or elliptical in shape and can grow up to 4 inches in length. The plant’s bark is grayish-brown and becomes more deeply furrowed as the vine ages. It produces small, greenish-yellow flowers in the spring and summer that are followed by orange-yellow berries in the fall. The berries are about the size of a pea and are borne in clusters. The plant’s overall appearance is attractive and it is often used as an ornamental vine.
Care Guide
Celastrus Orbiculatus is a hardy plant that is relatively easy to care for. It prefers moist, well-drained soil and full to partial sun. The plant can tolerate a wide range of soils, including clay, loam, and sandy soils. It is also drought-tolerant once established. Fertilize the plant in the spring with a balanced fertilizer. Prune the plant in the late winter or early spring to control its size and shape. The plant is hardy to USDA zones 3-8.
Common Pests & Diseases
Celastrus Orbiculatus is relatively pest-free, but it can be susceptible to scale insects and spider mites. If infestations occur, treat with insecticidal soap or horticultural oil. The plant can also be susceptible to stem cankers, leaf spot, and powdery mildew. To prevent these diseases, avoid overhead watering and provide good air circulation around the plant.
Habitat
Celastrus Orbiculatus is native to East Asia and can be found in China, Japan, and Korea. It has been introduced to North America and is now considered an invasive species in many areas. The plant can grow in a wide range of habitats, including forests, fields, and along roadsides. It prefers full to partial sun and moist, well-drained soil.
Question and Answer
Q: Is Celastrus Orbiculatus poisonous?
A: Yes, the plant’s berries are toxic if ingested.
Q: Can Celastrus Orbiculatus cause damage to structures?
A: Yes, the plant’s woody vines can cause damage to trees, fences, and other structures if left uncontrolled.
Q: How often should Celastrus Orbiculatus be watered?
A: The plant should be watered regularly, especially during periods of drought.
Q: Can Celastrus Orbiculatus be grown in containers?
A: Yes, the plant can be grown in containers, but it may need to be pruned regularly to control its size.
Related Plants
- Celastrus Scandens
- Celastrus Angulatus
- Celastrus Paniculatus
References
- “Celastrus Orbiculatus.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=c344.
- “Oriental Bittersweet.” Invasive Species Compendium, www.cabi.org/isc/datasheet/109890.
- “Celastrus Orbiculatus.” Plant Care Today, plantcaretoday.com/celastrus-orbiculatus.
