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Description
Betula Utilis Subsp. Jacquemontii Doorenbos is a deciduous tree that belongs to the Betulaceae family. It is also known as Himalayan Birch, Whitebarked Himalayan Birch, or Jacquemont’s Birch. The tree is native to the Himalayas, from Afghanistan to western China, and grows up to 40-50 feet tall with a spread of 15-25 feet. It is popular for its striking white bark that peels off in thin layers, revealing a smooth, creamy white trunk underneath. The leaves are dark green and triangular in shape, turning yellow in the fall.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Angiospermae |
| Order | Fagales |
| Family | Betulaceae |
| Genus | Betula |
Appearance
Betula Utilis Subsp. Jacquemontii Doorenbos has a distinct and attractive appearance. Its most notable feature is its white bark, which peels off in thin layers, giving the tree a smooth, creamy white trunk. The tree has dark green, triangular leaves that turn yellow in the fall. It grows up to 40-50 feet tall with a spread of 15-25 feet. The tree has a narrow, upright habit and a conical shape.
Care Guide
To ensure the health and growth of your Betula Utilis Subsp. Jacquemontii Doorenbos, follow these care tips:Water: The tree prefers consistently moist soil but can tolerate some drought. Water deeply and regularly, especially during hot, dry periods.Fertilization: Fertilize the tree once a year in early spring before new growth appears. Use a balanced, slow-release fertilizer.Soil: The tree prefers well-draining soil and can grow in a wide range of soil types, including clay, loam, and sandy soils.Sunlight: The tree prefers full sun to partial shade and can tolerate some shade.Hardiness Zones: Betula Utilis Subsp. Jacquemontii Doorenbos is hardy in USDA zones 5-8.
Common Pests & Diseases
Betula Utilis Subsp. Jacquemontii Doorenbos is generally resistant to pests and diseases. However, it can be susceptible to leaf spot, canker, and powdery mildew. To prevent these diseases, ensure proper air circulation and avoid overhead watering. If a disease does occur, treat with a fungicide.
Habitat
Betula Utilis Subsp. Jacquemontii Doorenbos is native to the Himalayas, from Afghanistan to western China. It prefers cool, moist environments and can be found growing in mountainous areas.
Question & Answer
Q: How do I prune Betula Utilis Subsp. Jacquemontii Doorenbos?
A: Prune the tree in late winter or early spring before new growth appears. Remove any dead, damaged, or diseased branches. If necessary, thin out the canopy to improve air circulation.Q: Can Betula Utilis Subsp. Jacquemontii Doorenbos grow in containers?
A: While it is possible to grow Betula Utilis Subsp. Jacquemontii Doorenbos in containers, it is not recommended. The tree has a deep root system and may become root-bound in a container, limiting its growth and health.Q: How fast does Betula Utilis Subsp. Jacquemontii Doorenbos grow?
A: Betula Utilis Subsp. Jacquemontii Doorenbos grows at a moderate rate of 1-2 feet per year.Q: Is Betula Utilis Subsp. Jacquemontii Doorenbos deer-resistant?
A: Yes, Betula Utilis Subsp. Jacquemontii Doorenbos is deer-resistant.
Related Plants
Here are some related plants to Betula Utilis Subsp. Jacquemontii Doorenbos:
- Betula nigra (River Birch)
- Betula pendula (Silver Birch)
- Betula populifolia (Gray Birch)
- Betula lenta (Sweet Birch)
References
- Dirr, Michael A. Dirr’s Encyclopedia of Trees and Shrubs. Timber Press, 2019.
- Missouri Botanical Garden. “Betula Utilis Subsp. Jacquemontii.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=279713&isprofile=0&gen=Betula.
- The Morton Arboretum. “Betula Utilis Subsp. Jacquemontii.” The Morton Arboretum, www.mortonarb.org/trees-plants/tree-plant-descriptions/himalayan-birch.
