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Description
Callitris Columellaris, commonly known as the Cypress Pine, is a coniferous evergreen tree that is native to Australia. It belongs to the family of Cupressaceae and is known for its distinctive columnar shape and aromatic wood. It can grow up to 25 meters in height, with a trunk diameter of up to 1 meter. The bark is gray-brown and deeply furrowed, while the leaves are small and scale-like, measuring only 1-2 millimeters in length.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Pinophyta |
| Class | Pinopsida |
| Order | Pinales |
| Family | Cupressaceae |
| Genus | Callitris |
Appearance
The Cypress Pine has a distinctive columnar shape with a narrow crown of foliage. The branches are horizontal to slightly drooping, and the leaves are small and scale-like, arranged in opposite pairs. The cones are small, measuring only 1-2 centimeters in length, and take up to two years to mature. The wood is highly aromatic and is often used for furniture, flooring, and paneling.
Care Guide
To care for the Cypress Pine, it is important to provide it with adequate water, fertilizer, soil, sunlight, and to ensure it is grown in the appropriate hardiness zone. It prefers well-drained soil that is slightly acidic, with a pH level between 5.5-6.5. It also requires full sun exposure and is hardy in zones 9-11. When it comes to fertilization, it is important to avoid using high-nitrogen fertilizers as they can damage the tree’s roots. Instead, use a slow-release fertilizer that is high in phosphorus and potassium.
Common Pests & Diseases
The Cypress Pine is relatively resistant to pests and diseases, but it can still be susceptible to certain issues. Some common pests include spider mites, scale insects, and aphids. These can be treated with insecticidal soap or neem oil. Diseases that can affect the Cypress Pine include root rot, canker, and blight. These can be prevented by ensuring the tree is grown in well-drained soil and avoiding overwatering.
Habitat
The Cypress Pine is native to Australia and is found in a variety of habitats, including woodland, forest, and scrubland. It prefers well-drained soils and is often found growing in sandy or rocky areas. It is also tolerant of drought and can survive in areas with low rainfall.
Question and Answer
Q: Is the Cypress Pine a fast-growing tree?
A: No, the Cypress Pine is a slow-growing tree that can take up to 20 years to reach its mature height.
Q: Can the Cypress Pine be grown in containers?
A: Yes, the Cypress Pine can be grown in containers as long as it is provided with adequate space and drainage.
Q: What is the best time of year to plant a Cypress Pine?
A: The best time to plant a Cypress Pine is in the fall or early spring when the soil is moist and temperatures are mild.
Q: Can the wood of the Cypress Pine be used for outdoor furniture?
A: Yes, the wood of the Cypress Pine is highly durable and is often used for outdoor furniture and decking.
Related Plants
- Callitris intratropica (Cypress Pine)
- Callitris glaucophylla (White Cypress Pine)
- Callitris verrucosa (Turpentine Cypress Pine)
References
- “Callitris Columellaris.” Australian Native Plants Society (Australia). Accessed August 2021. https://anpsa.org.au/c-colum.html.
- “Callitris Columellaris.” PlantNet. Accessed August 2021. https://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Callitris~columellaris.
- “Cypress Pine.” Royal Botanic Garden Sydney. Accessed August 2021. https://www.rbgsyd.nsw.gov.au/Plants/Plant-groups/Coniferous-trees/Cypress-pine.
