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Description
Rhododendron Tomentosum, also known as Ledum palustre, is a flowering shrub that belongs to the Ericaceae family. This evergreen shrub is native to the northern regions of North America and Europe, including Alaska, Canada, Norway, and Sweden. It typically grows in damp areas such as bogs, swamps, and wetlands.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Ericales |
| Family | Ericaceae |
| Genus | Rhododendron |
Appearance
Rhododendron Tomentosum typically grows up to 6 feet tall and 4 feet wide. It has dark green, leathery leaves that are 1-4 inches long and 0.4-1.2 inches wide. The plant produces clusters of small white flowers that bloom in late spring to early summer. The flowers have a sweet fragrance and are about 0.2-0.4 inches wide. The shrub’s bark is reddish-brown and has a smooth texture.
Care Guide
Rhododendron Tomentosum requires moist, well-drained soil that is acidic (pH of 4.5-5.5). It is recommended to plant the shrub in partial shade to full sun. This plant requires regular watering, especially during hot and dry weather conditions. Fertilization is recommended in early spring using a slow-release fertilizer. This plant is hardy in USDA zones 2-7.
Common Pests & Diseases
Rhododendron Tomentosum is susceptible to various pests and diseases. Some common pests include spider mites, aphids, and thrips. Diseases that affect this plant include root rot, leaf spot, and powdery mildew. To prevent these issues, it’s recommended to keep the plant well-watered and to remove any infected plant material.
Habitat
Rhododendron Tomentosum is commonly found in wetlands, bogs, and swamps in northern regions of North America and Europe. It grows in areas with acidic soil and high moisture content.
Question and Answer
Q: Can Rhododendron Tomentosum be grown in containers?
A: Yes, it can be grown in containers as long as the soil is kept moist and the plant is given enough space to grow.
Q: When is the best time to prune Rhododendron Tomentosum?
A: It’s best to prune in late winter or early spring before new growth appears.
Q: Can Rhododendron Tomentosum tolerate full sun?
A: Yes, it can tolerate full sun but it’s recommended to plant it in partial shade to prevent leaf scorch.
Q: How often should Rhododendron Tomentosum be fertilized?
A: It should be fertilized once a year in early spring using a slow-release fertilizer.
Related Plants
- Rhododendron maximum
- Rhododendron lapponicum
- Rhododendron groenlandicum
References
- “Rhododendron tomentosum.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=l340.
- “Ledum palustre.” Plants of the World Online, www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:60473832-2.
