Contents
1. Description
Senna Sulfurea, also known as Cassia Sulfurea or Yellow Cassia, is a medicinal plant that belongs to the Fabaceae family. This plant is native to South America and is commonly found in Brazil, Peru, and Argentina. It is a small shrub that can grow up to 2 meters tall with yellow flowers that bloom from August to October. The plant has a deep root system and can tolerate droughts.
2. Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Fabales |
| Family | Fabaceae |
| Genus | Senna |
3. Appearance
Senna Sulfurea has a bushy growth habit with numerous branches. The leaves are pinnate with 4-6 pairs of leaflets that are light green in color. The flowers are bright yellow and are arranged in clusters at the tips of the branches. The fruit is a cylindrical pod that is light brown and can grow up to 15 cm long. The seeds are small and dark brown.
4. Care Guide
Senna Sulfurea is a hardy plant that can tolerate a wide range of conditions. Here are some tips for caring for this plant:- Water: Senna Sulfurea prefers well-draining soils and can tolerate droughts. Water the plant when the soil is dry to the touch.- Fertilization: Apply a balanced fertilizer during the growing season to promote healthy growth.- Soil: Senna Sulfurea prefers soils that are slightly acidic and well-draining. Add organic matter to the soil to improve its fertility.- Sunlight: Senna Sulfurea prefers full sun but can tolerate partial shade.- Hardiness Zones: Senna Sulfurea can grow in USDA hardiness zones 9-11.
5. Common Pests & Diseases
Senna Sulfurea is relatively pest and disease-free. However, it may be susceptible to root rot if the soil is poorly drained. Overwatering can also lead to fungal diseases. To prevent these issues, make sure the soil is well-draining and avoid overwatering the plant.
6. Habitat
Senna Sulfurea is native to South America and is commonly found in Brazil, Peru, and Argentina. It grows in a variety of habitats, including open fields, savannas, and forests. The plant is also cultivated as an ornamental and medicinal plant in many parts of the world.
7. Question and Answer
Q: Is Senna Sulfurea poisonous?
A: Senna Sulfurea is not poisonous, but the seeds and pods contain a laxative compound that can cause gastrointestinal distress if consumed in large quantities.
Q: Can Senna Sulfurea be grown in containers?
A: Yes, Senna Sulfurea can be grown in containers as long as the container is large enough to accommodate the plant’s deep root system.
Q: How often should I fertilize Senna Sulfurea?
A: Apply a balanced fertilizer once a month during the growing season.
Q: How do I propagate Senna Sulfurea?
A: Senna Sulfurea can be propagated from seeds or by taking softwood cuttings in the spring.
8. Related Plants
– Senna alata- Senna multijuga- Senna pendula- Senna spectabilis- Senna tora
9. References
– “Senna sulfurea (Cassia sulfurea).” PlantZAfrica.com. South African National Biodiversity Institute.- “Senna sulfurea.” Missouri Botanical Garden.- “Senna sulfurea.” Plants of the World Online. Royal Botanic Gardens, Kew.
