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Description
Allamanda Cathartica Hendersonii is a flowering plant that belongs to the Apocynaceae family. It is an evergreen vine that can grow up to 15 feet tall and 6 feet wide. The plant is native to South America but is now also found in other regions such as Asia, Africa, and the Caribbean. It is commonly known as the Golden Trumpet or Yellow Bell, due to its yellow trumpet-shaped flowers.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Gentianales |
| Family | Apocynaceae |
| Genus | Allamanda |
Appearance
The Allamanda Cathartica Hendersonii plant has glossy, dark green leaves that are oval-shaped and can grow up to 6 inches long. The plant blooms from late spring to early fall, producing bright yellow trumpet-shaped flowers that measure up to 3 inches in diameter. The flowers have a sweet fragrance and are arranged in clusters at the end of the stems.
Care Guide
- Water: The plant requires regular watering during the growing season, but it should not be overwatered. Allow the soil to dry slightly between watering sessions.
- Fertilization: Fertilize the plant every two weeks during the growing season with a balanced fertilizer. Stop fertilizing during the winter months.
- Soil: The Allamanda Cathartica Hendersonii plant prefers well-draining soil that is rich in organic matter. A soil pH of 6.0 to 7.0 is ideal.
- Sunlight: The plant requires full sun to partial shade. It should be protected from direct sunlight during the hottest part of the day.
- Hardiness Zones: The Allamanda Cathartica Hendersonii plant is hardy in USDA zones 9 to 11.
Common Pests & Diseases
The Allamanda Cathartica Hendersonii plant is susceptible to spider mites, mealybugs, scale insects, and whiteflies. It may also develop leaf spot, root rot, and powdery mildew. Regular inspection and treatment with insecticides and fungicides can help prevent and control these issues.
Habitat
The Allamanda Cathartica Hendersonii plant is native to South America, particularly in Brazil, but it is now widely cultivated in other regions due to its ornamental value. It can thrive in a variety of soil types and can tolerate both high humidity and drought conditions.
Question and Answer
Q: Is the Allamanda Cathartica Hendersonii plant toxic?
A: Yes, the plant is toxic if ingested. It contains the toxic compound allamandin, which can cause vomiting, diarrhea, and abdominal pain in humans and pets.
Q: How often should I prune my Allamanda Cathartica Hendersonii plant?
A: Prune the plant after it has finished blooming in the fall. Remove any dead or damaged branches and shape the plant as desired.
Q: Can I grow Allamanda Cathartica Hendersonii indoors?
A: Yes, the plant can be grown indoors in a bright location with plenty of sunlight. However, it may not bloom as profusely as it would outdoors.
Q: How long does it take for the Allamanda Cathartica Hendersonii plant to bloom?
A: The plant typically blooms from late spring to early fall, depending on the growing conditions and location.
Related Plants
- Allamanda blanchetii
- Allamanda neriifolia
- Allamanda schottii
References
- https://www.gardeningknowhow.com/ornamental/vines/allamanda/growing-allamanda-trumpet-vines.htm
- https://www.thespruce.com/allamanda-cathartica-plant-profile-5072037
- https://www.houseplantsexpert.com/allamanda-cathartica.html
