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Description
Rhoicissus Rhomboidea, commonly known as the River Grape, is a species of flowering plant in the grape family Vitaceae. It is native to South Africa and is a vigorous climber that can reach up to 15 meters in length. The plant has distinctive rhombus-shaped leaves and produces clusters of small greenish-yellow flowers that bloom in summer. Its fruit is a small, round, blue-black berry that is edible and slightly sweet.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Vitales |
| Family | Vitaceae |
| Genus | Rhoicissus |
| Species | Rhoicissus Rhomboidea |
Appearance
Rhoicissus Rhomboidea has large, glossy, and succulent leaves that are rhombus-shaped and can grow up to 15 cm long and 12 cm wide. The leaves are a bright green color and have a waxy texture. The plant produces small greenish-yellow flowers that bloom in summer and develop into small, round, blue-black berries that are approximately 5 mm in diameter.
Care Guide
Water
The River Grape requires regular watering in the growing season to keep the soil moist but not waterlogged. In winter, reduce watering to prevent waterlogging and root rot.
Fertilization
The plant benefits from regular applications of a balanced fertilizer during the growing season to encourage healthy growth and fruiting.
Soil
The River Grape prefers well-draining soil that is rich in organic matter. It tolerates a range of soil types, including sandy and loamy soils.
Sunlight
The plant prefers full sun to partial shade and requires at least 6 hours of direct sunlight per day to thrive.
Hardiness Zones
Rhoicissus Rhomboidea is hardy in USDA zones 9-11, making it suitable for growing in subtropical and tropical regions.
Common Pests & Diseases
The River Grape is relatively pest and disease-free. However, it can be susceptible to scale insects, spider mites, and mealybugs. Additionally, overwatering can lead to root rot.
Habitat
Rhoicissus Rhomboidea is native to South Africa and can be found growing in a variety of habitats, including forests, thickets, and rocky areas. It is a vigorous climber that uses tendrils to attach itself to trees and other supports.
Question and Answer
Q: Is Rhoicissus Rhomboidea toxic to pets?
A: There is no evidence to suggest that the plant is toxic to pets; however, the berries may cause gastrointestinal upset if ingested in large quantities.
Q: Can Rhoicissus Rhomboidea be grown indoors?
A: The plant can be grown indoors in a bright, sunny location with adequate support for its climbing habit.
Q: How often should I fertilize my River Grape?
A: The plant benefits from regular applications of a balanced fertilizer every 4-6 weeks during the growing season.
Q: Does Rhoicissus Rhomboidea require pruning?
A: The plant benefits from occasional pruning to control its growth and remove any dead or damaged foliage.
Related Plants
- Rhoicissus digitata
- Rhoicissus revoilii
- Rhoicissus rhomboidea var. rhomboidea
- Rhoicissus tomentosa
References
- “Rhoicissus Rhomboidea.” Plantz Africa, South African National Biodiversity Institute, https://pza.sanbi.org/rhoicissus-rhomboidea.
- “Rhoicissus Rhomboidea.” Missouri Botanical Garden, http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=281367.
- “Rhoicissus Rhomboidea.” Gardening Know How, https://www.gardeningknowhow.com/ornamental/vines/river-grape/river-grape-care.htm.
