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Description
Dacrycarpus Imbricatus, commonly known as Kahikatea or White Pine, is a coniferous tree that belongs to the Podocarpaceae family. This species is native to New Zealand and can grow up to 65 feet tall with a trunk diameter of around 6 feet. It has a pyramidal shape with a single straight trunk and a dense crown of branches. Kahikatea is an important tree in New Zealand culture and ecology, providing habitat for various bird species and other wildlife.
Taxonomic Information
| Domain: | Eukaryota |
|---|---|
| Kingdom: | Plantae |
| Phylum: | Pinophyta |
| Class: | Pinopsida |
| Order: | Pinales |
| Family: | Podocarpaceae |
| Genus: | Dacrycarpus |
Appearance
Kahikatea has a straight trunk that can grow up to 6 feet in diameter. The bark is smooth and grey, with vertical lines that become more prominent as the tree ages. The leaves are needle-like, about 0.5 inches long, and arranged in a spiral pattern around the branches. The cones are small, about 0.5 inches in diameter, and take up to 2 years to mature. The wood of Kahikatea is soft and light, making it easy to work with, and it has a creamy, white color.
Care Guide
Kahikatea prefers moist, well-drained soil that is slightly acidic. It can tolerate full sun to part shade and is hardy to USDA zones 8 to 10. Water Kahikatea regularly, especially during dry periods, and fertilize it once a year in the spring with a slow-release fertilizer. To promote good drainage, add organic matter to the soil. Kahikatea is a low-maintenance tree and does not require much care once established.
Common Pests & Diseases
Kahikatea is generally resistant to pests and diseases. However, it can be affected by root rot if the soil is too wet or poorly drained. It may also be susceptible to scale insects, which can cause yellowing and wilting of the foliage. To prevent these issues, ensure good soil drainage and keep the tree healthy with proper watering and fertilization.
Habitat
Kahikatea is native to New Zealand and can be found in lowland forests, wetlands, and riverbanks throughout the North and South Islands. It is an important species in these ecosystems, providing habitat for various bird species, including the endangered Kahikatea bird.
Question and Answer
Q: Can Kahikatea be grown in a container?
A: Kahikatea can be grown in a container, but it may not grow as tall as it would in the ground. Ensure the container is large enough to accommodate the tree’s root system and provide regular watering and fertilization.
Q: Is Kahikatea a fast-growing tree?
A: Kahikatea is a slow-growing tree and can take up to 50 years to reach its full height.
Q: Can Kahikatea be used for woodworking?
A: Yes, Kahikatea wood is soft and light, making it easy to work with. It is commonly used for carving, furniture making, and decorative purposes.
Q: What is the significance of Kahikatea in Maori culture?
A: Kahikatea is considered a sacred tree in Maori culture and is often used in traditional medicine and cultural ceremonies.
Related Plants
- Dacrycarpus dacrydioides
- Dacrycarpus expansus
- Dacrycarpus steupii
References
- Flora of New Zealand – Dacrycarpus imbricatus
- New Zealand Plant Conservation Network – Kahikatea
- Te Ara – The Encyclopedia of New Zealand – Kahikatea: A Forest Giant
