Contents
Description
Rhododendron Catawbiense Nova Zembla is an evergreen shrub that belongs to the Ericaceae family. It is a hybrid of Rhododendron Catawbiense and was first introduced in 1902. This plant is known for its stunning deep red flowers that bloom in late spring to early summer. The flowers are large and showy, measuring around 4 to 5 inches in diameter. The leaves are dark green and glossy, measuring around 4 to 8 inches in length.
Taxonomic Information
| Domain: | Eukarya |
| Kingdom: | Plantae |
| Phylum: | Spermatophyta |
| Class: | Magnoliopsida |
| Order: | Ericales |
| Family: | Ericaceae |
| Genus: | Rhododendron |
Appearance
Rhododendron Catawbiense Nova Zembla is a medium-sized shrub that can grow up to 8 feet tall and 6 feet wide. It has a dense, rounded form and a slow growth rate. The leaves are dark green and glossy, and the flowers are deep red and trumpet-shaped. The flowers bloom in clusters, and each cluster can have up to 15 flowers. The plant blooms in late spring to early summer, and the flowers last for a few weeks. After the flowers fade, the plant produces seed pods that split open to release small, winged seeds.
Care Guide
Rhododendron Catawbiense Nova Zembla requires well-draining, acidic soil with a pH between 4.5 and 5.5. It prefers partial shade to full sun and requires regular watering. The plant should be watered deeply once a week, especially during dry spells. Fertilization should be done in early spring using a slow-release, acidic fertilizer. The plant is hardy in USDA zones 4 to 8.
Common Pests & Diseases
Rhododendron Catawbiense Nova Zembla is susceptible to a few pests and diseases, including lacebugs, mites, and root rot. Lacebugs and mites can be controlled with insecticidal soap or neem oil. Root rot can be prevented by ensuring proper drainage and avoiding overwatering.
Habitat
Rhododendron Catawbiense Nova Zembla is native to the Appalachian Mountains in the southeastern United States. It prefers cool, moist climates and can be found growing in the understory of deciduous and coniferous forests. The plant is commonly used in landscaping and is popular for its showy flowers.
Question and Answer
Q: How often should I fertilize Rhododendron Catawbiense Nova Zembla?
A: Fertilization should be done once a year in early spring using a slow-release, acidic fertilizer.
Q: Can Rhododendron Catawbiense Nova Zembla grow in full sun?
A: Yes, it can grow in full sun, but it prefers partial shade.
Q: What is the hardiness zone for Rhododendron Catawbiense Nova Zembla?
A: The plant is hardy in USDA zones 4 to 8.
Q: How often should I water Rhododendron Catawbiense Nova Zembla?
A: The plant should be watered deeply once a week, especially during dry spells.
Related Plants
- Rhododendron Catawbiense
- Rhododendron Maximum
- Rhododendron Roseum Elegans
References
- “Rhododendron Catawbiense ‘Nova Zembla’.” Missouri Botanical Garden. Accessed August 19, 2021. <https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=b630>
- “Rhododendron Catawbiense ‘Nova Zembla’.” North Carolina State Extension. Accessed August 19, 2021. <https://plants.ces.ncsu.edu/plants/all/rhododendron-catawbiense-nova-zembla/>
- “Rhododendron Catawbiense ‘Nova Zembla’.” The Spruce. Accessed August 19, 2021. <https://www.thespruce.com/rhododendron-catawbiense-nova-zembla-2132909>
