Contents
Description
Rhododendron Calostrotum is a species of rhododendron that belongs to the Ericaceae family. It is commonly known as the Purple Rhododendron or the Cinnamon Bark Rhododendron. It is native to the Himalayas and can be found in Bhutan, China, India, and Nepal. This plant can grow up to 4 meters tall and 3 meters wide. It has dark green leaves that are 10-20 cm long and 3-5 cm wide. The flowers of Rhododendron Calostrotum are purple in color and are 3-5 cm wide.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Ericales |
| Family | Ericaceae |
| Genus | Rhododendron |
Appearance
The Rhododendron Calostrotum is a large evergreen shrub that can grow up to 4 meters tall and 3 meters wide. Its leaves are dark green in color, thick, and leathery. They are 10-20 cm long and 3-5 cm wide. The flowers of this plant are purple in color and are 3-5 cm wide. They bloom in the late spring or early summer.
Care Guide
Rhododendron Calostrotum requires proper care to thrive. Here are some tips for taking care of this plant:
- Water: Water the plant regularly to keep the soil moist but not waterlogged.
- Fertilization: Fertilize the plant with a slow-release fertilizer in the spring and fall.
- Soil: The plant requires well-draining acidic soil that is rich in organic matter.
- Sunlight: The plant requires partial shade to full sun exposure.
- Hardiness Zones: The plant is hardy in zones 7-9.
Common Pests & Diseases
Rhododendron Calostrotum is susceptible to some pests and diseases. Here are some common ones:
- Aphids: These insects suck the sap from the leaves and can cause deformities.
- Spider mites: These pests can cause yellowing and browning of leaves.
- Bud blast: This disease causes buds to turn brown and fall off.
- Leaf spot: This fungal disease causes yellowing and browning of leaves.
Habitat
Rhododendron Calostrotum is native to the Himalayas and can be found in Bhutan, China, India, and Nepal. It grows in a variety of habitats, including open forests, rocky slopes, and alpine meadows. It prefers well-draining acidic soil and partial shade to full sun exposure.
Question and Answer
Q: Is Rhododendron Calostrotum poisonous?
A: Yes, all parts of the plant are toxic if ingested.
Q: Can I grow Rhododendron Calostrotum in a container?
A: Yes, you can grow this plant in a container but make sure it is large enough to accommodate its size.
Q: When should I prune Rhododendron Calostrotum?
A: Prune the plant after it has finished flowering in the late spring or early summer.
Q: How often should I fertilize Rhododendron Calostrotum?
A: Fertilize the plant with a slow-release fertilizer in the spring and fall.
Related Plants
- Rhododendron Arboreum
- Rhododendron Campanulatum
- Rhododendron Catawbiense
- Rhododendron Edgeworthii
- Rhododendron Ferrugineum
References
- “Rhododendron Calostrotum.” The Plant List. Accessed 29 June 2021. www.theplantlist.org/1.1/browse/A/Ericaceae/Rhododendron/Rhododendron+calostrotum/.
- “Rhododendron Calostrotum.” Royal Horticultural Society. Accessed 29 June 2021. www.rhs.org.uk/plants/55959/rhododendron-calostrotum/details.
- “Rhododendron Calostrotum.” Pacific Horticulture Society. Accessed 29 June 2021. www.pacifichorticulture.org/articles/rhododendron-calostrotum/.
