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Description
Rhododendron Groenlandicum, commonly known as the Lapland Rhododendron or the Greenland Labrador Tea, is a dwarf evergreen shrub that belongs to the heath family. It is native to subarctic and arctic regions of North America, Europe, and Asia. The plant thrives in acidic soil and is often found growing in bogs, tundra, and alpine meadows.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Ericales |
| Family | Ericaceae |
| Genus | Rhododendron |
Appearance
Rhododendron Groenlandicum grows up to 6 inches tall and 12 inches wide. It has small, leathery, dark green leaves that are up to 0.8 inches long and 0.4 inches wide. The leaves are oval-shaped and have a smooth margin. The plant produces small, bell-shaped, white to pink flowers that bloom in late spring to early summer. The flowers are about 0.4 inches long and grow in clusters of two to six.
Care Guide
Rhododendron Groenlandicum requires moist, well-drained, acidic soil with a pH range of 4.5 to 5.5. The plant prefers partial shade to full sun exposure. It is hardy in USDA zones 2 to 6. Water: The plant requires regular watering, especially during hot and dry weather.Fertilization: Use a slow-release fertilizer formulated for acid-loving plants in early spring.Soil: The soil should be well-draining and acidic. It is recommended to use a soil mix that contains peat moss or pine bark.Sunlight: Rhododendron Groenlandicum prefers partial shade to full sun exposure.Hardiness Zones: The plant is hardy in USDA zones 2 to 6.
Common Pests & Diseases
Rhododendron Groenlandicum is susceptible to several pests and diseases, including:Pests: Aphids, spider mites, and scale insects can infest the plant.Diseases: Leaf spot, powdery mildew, and root rot are common diseases that affect the plant.
Habitat
Rhododendron Groenlandicum is native to subarctic and arctic regions of North America, Europe, and Asia. The plant thrives in acidic soil and is often found growing in bogs, tundra, and alpine meadows.
Question and Answer
Q: Is Rhododendron Groenlandicum a poisonous plant?A: No, Rhododendron Groenlandicum is not poisonous to humans or animals.Q: How often should I water Rhododendron Groenlandicum?A: The plant requires regular watering, especially during hot and dry weather.Q: Can Rhododendron Groenlandicum grow in full sun?A: Yes, Rhododendron Groenlandicum can grow in full sun, but it prefers partial shade.Q: What is the hardiness zone for Rhododendron Groenlandicum?A: Rhododendron Groenlandicum is hardy in USDA zones 2 to 6.
Related Plants
Other related plants in the Rhododendron genus include:
- Rhododendron maximum
- Rhododendron ferrugineum
- Rhododendron ponticum
- Rhododendron arboreum
References
- “Rhododendron groenlandicum.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=c755.
- “Rhododendron groenlandicum.” Plant Encyclopedia, www.gardenia.net/plant/rhododendron-groenlandicum-lapland-rhododendron.
- “Rhododendron groenlandicum.” The Spruce, www.thespruce.com/lapland-rhododendron-plant-profile-4799059.
