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Description
The Quercus Garryana Var. Garryana, commonly known as the Oregon White Oak, is a species of oak tree that is native to North America. It belongs to the family Fagaceae and is one of the largest oaks in the Pacific Northwest region of the United States. It is known for its striking appearance and is highly valued for its strong and durable wood.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Fagales |
| Family | Fagaceae |
| Genus | Quercus |
Appearance
The Quercus Garryana Var. Garryana can grow up to 100 feet tall with a trunk diameter of up to 4 feet. Its bark is dark gray and deeply furrowed, giving it a rugged and mature appearance. Its leaves are deciduous and can grow up to 7 inches long and 4 inches wide. They are lobed and have a glossy green upper surface with a lighter, hairy underside. In the fall, the leaves turn a beautiful yellow-orange color. The Oregon White Oak also produces acorns that are about 1 inch long and 0.6 inches wide.
Care Guide
The Quercus Garryana Var. Garryana is a hardy tree that can tolerate a variety of growing conditions. It prefers well-drained soil that is slightly acidic and can grow in full sun or partial shade. It is drought-tolerant but will benefit from regular watering during prolonged dry spells. Fertilization is not necessary, but a slow-release fertilizer can be applied in the late winter or early spring. The Oregon White Oak is hardy in USDA hardiness zones 6-10.
Common Pests & Diseases
The Quercus Garryana Var. Garryana is susceptible to a few pests and diseases. Oak root fungus, oak wilt, and powdery mildew are common diseases that can affect this tree. Pests such as oak gall wasps and oak leafrollers can also cause damage to the leaves and stems. Regular inspection and prompt treatment can prevent serious damage to the tree.
Habitat
The Quercus Garryana Var. Garryana is native to North America and can be found in the Pacific Northwest region of the United States. It is commonly found in dry, open woodlands, prairies, and savannas. It is an important component of the oak woodland ecosystem and provides habitat and food for a variety of wildlife, including birds, squirrels, and deer.
Question and Answer
Q: Is the Quercus Garryana Var. Garryana a fast-growing tree?
A: No, the Oregon White Oak is a slow-growing tree, and it can take several years to reach maturity.
Q: Can the Quercus Garryana Var. Garryana be grown in a container?
A: No, this tree is not suitable for container growth, as it requires deep soil and ample space for its root system.
Q: Can the Quercus Garryana Var. Garryana be grown as a bonsai?
A: Yes, the Oregon White Oak can be trained as a bonsai, but it requires careful pruning and training to achieve the desired form.
Q: Is the wood of the Quercus Garryana Var. Garryana used for any specific purpose?
A: Yes, the wood of the Oregon White Oak is highly valued for its strength and durability and is commonly used for furniture, flooring, and veneer.
Related Plants
- Quercus Rubra (Northern Red Oak)
- Quercus Alba (White Oak)
- Quercus Agrifolia (Coast Live Oak)
- Quercus Palustris (Pin Oak)
References
- “Quercus garryana.” USDA Forest Service. Accessed on 20 July 2021. https://www.fs.fed.us/database/feis/plants/tree/quegar/
- “Oregon White Oak.” Oregon State University – Extension Service. Accessed on 20 July 2021. https://extension.oregonstate.edu/trees-shrubs-landscaping/native-trees/oregon-white-oak
- “Quercus garryana.” Plant Database. Accessed on 20 July 2021. http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=282753
