Contents
Description
Rhododendron Yakushimanum Ken Janeck is a beautiful evergreen shrub that belongs to the Ericaceae family. It is a hybrid between Rhododendron yakushimanum and Rhododendron degronianum ssp. yakushimanum. This hybrid was created by Ken Janeck at the University of Connecticut in 1986. The plant has a compact and rounded growth habit, reaching a height of approximately 3 feet and a width of 4 to 6 feet. Its leaves are dark green and glossy, and they have a leathery texture. In the spring, Rhododendron Yakushimanum Ken Janeck produces showy trusses of pink flowers with yellow-green spots. The flowers are approximately 2 inches wide and have a sweet fragrance.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Ericales |
| Family | Ericaceae |
| Genus | Rhododendron |
Appearance
Rhododendron Yakushimanum Ken Janeck has a beautiful appearance that makes it a popular choice among gardeners. The plant has a compact and rounded growth habit, and it reaches a height of approximately 3 feet and a width of 4 to 6 feet. Its leaves are dark green and glossy, and they have a leathery texture.In the spring, Rhododendron Yakushimanum Ken Janeck produces showy trusses of pink flowers with yellow-green spots. The flowers are approximately 2 inches wide and have a sweet fragrance. The plant blooms in mid to late spring and lasts for several weeks.
Care Guide
Rhododendron Yakushimanum Ken Janeck requires proper care to grow and thrive. Here are some tips to help you care for your plant:- Water: Rhododendron Yakushimanum Ken Janeck prefers moist soil. Water the plant deeply once a week, especially during hot and dry weather.- Fertilization: Feed the plant with a slow-release fertilizer in the spring. Avoid using high-nitrogen fertilizers, as they can damage the plant.- Soil: Rhododendron Yakushimanum Ken Janeck prefers well-draining acidic soil. Use a soil mix that is specifically designed for rhododendrons.- Sunlight: The plant prefers partial shade to full shade. Avoid planting it in direct sunlight, as it can damage the plant.- Hardiness Zones: Rhododendron Yakushimanum Ken Janeck is hardy in zones 5 to 8.
Common Pests & Diseases
Rhododendron Yakushimanum Ken Janeck is susceptible to several pests and diseases, including:- Rhododendron borer: This pest can cause significant damage to the plant by tunneling into the trunk and branches. Use insecticides to control this pest.- Phytophthora root rot: This disease can cause the plant to wilt and die. Avoid overwatering and ensure that the soil is well-draining.- Powdery mildew: This disease can cause a white powdery coating on the leaves. Use fungicides to control this disease.
Habitat
Rhododendron Yakushimanum Ken Janeck is native to Japan, where it grows in mountainous regions. The plant prefers cool and moist environments with well-draining acidic soil. It is commonly used in landscaping and gardening in temperate regions around the world.
Question and Answer
Q: What is the height and width of Rhododendron Yakushimanum Ken Janeck?A: The plant reaches a height of approximately 3 feet and a width of 4 to 6 feet.Q: What is the blooming period of Rhododendron Yakushimanum Ken Janeck?A: The plant blooms in mid to late spring and lasts for several weeks.Q: What is the hardiness zone for Rhododendron Yakushimanum Ken Janeck?A: The plant is hardy in zones 5 to 8.Q: What type of soil does Rhododendron Yakushimanum Ken Janeck prefer?A: The plant prefers well-draining acidic soil.
Related Plants
– Rhododendron Azurro- Rhododendron Blue Diamond- Rhododendron Golden Oriole- Rhododendron Nova Zembla- Rhododendron Percy Wiseman
References
– “Rhododendron Yakushimanum Ken Janeck.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=c385.- “Rhododendron Yakushimanum.” Royal Horticultural Society, www.rhs.org.uk/Plants/24569/Rhododendron-Yakushimanum/Details.
