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Description
Cestrum Tomentosum, also known as the Yellow Cestrum, is a flowering shrub native to South America. It belongs to the Solanaceae family and can grow up to 10 feet tall. The plant produces tubular, yellow flowers that bloom in clusters and release a pleasant fragrance at night. The leaves are dark green and glossy, with a slightly hairy texture.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Solanales |
| Family | Solanaceae |
| Genus | Cestrum |
Appearance
Cestrum Tomentosum is a tall, upright shrub with a woody stem. The leaves are ovate, 2-6 inches long, and 1-3 inches wide. They have a glossy, dark green appearance and a slightly hairy texture. The flowers are tubular, 1-2 inches long, and bloom in clusters. They are yellow in color and have a pleasant fragrance that is most noticeable at night. The plant produces small, black berries that are toxic to humans.
Care Guide
Cestrum Tomentosum is a relatively low-maintenance plant that requires moderate care. Here are some care tips:
- Water: Water the plant regularly, keeping the soil consistently moist but not waterlogged.
- Fertilization: Fertilize the plant once a month during the growing season with a balanced fertilizer.
- Soil: Plant Cestrum Tomentosum in well-draining, fertile soil.
- Sunlight: The plant prefers full sun to partial shade.
- Hardiness Zones: Cestrum Tomentosum is hardy in USDA zones 8-11.
Common Pests & Diseases
Cestrum Tomentosum is relatively pest and disease-resistant. However, it may be susceptible to spider mites, mealybugs, and scale insects. These pests can be controlled with insecticidal soap or neem oil. The plant may also be susceptible to fungal diseases if overwatered, so it is important to monitor the soil moisture levels.
Habitat
Cestrum Tomentosum is native to South America and can be found in tropical and subtropical regions. It grows well in warm, humid climates and prefers well-draining soil. The plant is often grown as an ornamental shrub in gardens and landscaping.
Question and Answer
Q: Is Cestrum Tomentosum poisonous?
A: Yes, the plant produces toxic berries that are harmful to humans if ingested.
Q: How often should I fertilize Cestrum Tomentosum?
A: Fertilize the plant once a month during the growing season with a balanced fertilizer.
Q: Can Cestrum Tomentosum be grown in containers?
A: Yes, the plant can be grown in containers, but it will require more frequent watering and fertilization.
Q: Does Cestrum Tomentosum attract pollinators?
A: Yes, the plant’s tubular flowers are attractive to hummingbirds and other pollinators.
Related Plants
- Cestrum Elegans
- Cestrum Nocturnum
- Cestrum Parqui
References
- “Cestrum Tomentosum.” Floridata, https://floridata.com/Plants/Solanaceae/Cestrum+tomentosum/489.
- “Yellow Cestrum.” The Spruce, https://www.thespruce.com/yellow-cestrum-plant-profile-4847641.
- “Cestrum Tomentosum.” Missouri Botanical Garden, https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=b867.
