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Description
Chamaecyparis Lawsoniana Ellwoodii, also known as Blue Lawson Cypress, is a beautiful evergreen tree that belongs to the Cupressaceae family. It is a cultivar of the Chamaecyparis Lawsoniana species, a native of North America. The tree grows up to 20 feet tall and 6 feet wide, with a conical shape and dense blue-green needles. It is widely used as a landscaping plant due to its ornamental value and hardiness.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Pinophyta |
| Class | Pinopsida |
| Order | Pinales |
| Family | Cupressaceae |
| Genus | Chamaecyparis |
Appearance
Chamaecyparis Lawsoniana Ellwoodii has a conical shape with dense foliage. Its leaves are scale-like and arranged in flat sprays, measuring about 1/16 inch long. The needles have a blue-green color that turns to a bronze hue in winter. The tree produces small cones that measure about 1/2 inch in diameter and are brown in color. The bark is thin, fibrous, and gray-brown in color. Overall, the tree has a beautiful appearance that makes it an excellent choice for landscaping.
Care Guide
Chamaecyparis Lawsoniana Ellwoodii requires moderate care and attention to thrive. Here are some essential care tips:
- Water: The tree requires regular watering during the growing season, especially in hot and dry weather. Water until the soil is moist but not waterlogged.
- Fertilization: Apply a slow-release fertilizer in spring to promote healthy growth. Avoid using too much fertilizer, as it can damage the tree.
- Soil: The tree prefers well-drained soil that is slightly acidic. Amend the soil with organic matter to improve its texture and drainage.
- Sunlight: The tree prefers full sun to partial shade. It can tolerate some shade but may become leggy and less dense.
- Hardiness Zones: The tree is hardy in USDA zones 5 to 9. It can tolerate cold temperatures and drought once established.
Common Pests & Diseases
Chamaecyparis Lawsoniana Ellwoodii is susceptible to several pests and diseases, including:
- Bagworms: These caterpillars can defoliate the tree if left untreated. Use insecticides or handpick the bags to control the infestation.
- Cypress tip moth: These caterpillars can cause the tips of the branches to die back. Prune affected branches and use insecticides to control the infestation.
- Root rot: This fungal disease can cause the roots to rot and lead to the death of the tree. Ensure good drainage and avoid overwatering to prevent root rot.
Habitat
Chamaecyparis Lawsoniana Ellwoodii is a native of North America and is commonly found in the Pacific Northwest region. It prefers moist, well-drained soil and can grow in a variety of habitats, including forests, wetlands, and mountains. The tree is an excellent choice for landscaping in gardens, parks, and other urban settings.
Question and Answer
Q: How fast does Chamaecyparis Lawsoniana Ellwoodii grow?
A: The tree grows at a moderate pace, typically reaching a height of 6 to 8 feet in 10 years.
Q: Can Chamaecyparis Lawsoniana Ellwoodii tolerate salt spray?
A: No, the tree is not salt-tolerant and may suffer damage or death if exposed to salt spray.
Q: Does Chamaecyparis Lawsoniana Ellwoodii require pruning?
A: The tree does not require regular pruning, but you can prune it to maintain its shape or remove any dead or damaged branches.
Q: Can Chamaecyparis Lawsoniana Ellwoodii grow in containers?
A: Yes, the tree can grow in containers, but ensure that the pot is large enough to accommodate its root system and provide proper drainage.
Related Plants
- Chamaecyparis lawsoniana
- Chamaecyparis obtusa
- Chamaecyparis pisifera
References
- “Chamaecyparis lawsoniana ‘Ellwoodii’.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=c294
- “Chamaecyparis lawsoniana ‘Ellwoodii’.” Royal Horticultural Society, www.rhs.org.uk/Plants/17824/i-Chamaecyparis-lawsoniana-i-Ellwoodii/Details
- “Chamaecyparis lawsoniana ‘Ellwoodii’.” The Spruce, www.thespruce.com/blue-lawson-cypress-chamaecyparis-lawsoniana-3269265
