Oregon white oak - Quercus garryana (Care, Characteristics, Symbolism, Images)

Oregon white oak

Also known as: Garry oak

Oregon white oak (Quercus garryana) is an oak tree species that grows along the California coast in the United States up towards Canada in the Pacific Northwest region. Commercially, this species is used for hardwood, for firewood, and for aging whiskey in wooden barrels.

Scientific classification

Species

Oregon white oak (Quercus garryana)

Beeches, walnuts, and allied trees

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Toxic to Humans

Toxicity

Perennial

Lifespan

Tree

Plant Type

Spring

Bloom Time

Summer, Fall

Harvest Time

Yellow, Green, Red, Orange

Flower Color

Brown

Stem Color

Winter dormancy

Dormancy

Deciduous

Leaf type

10 - 35 ℃

Ideal Temperature

Spring, Summer

Growth Season

Slow

Growth Rate

Images of Oregon white oak

Attributes of Oregon white oak

Growth Rate

With a slow growth rate, oregon white oak gradually develops in spring and summer. This leisurely progression enables resilient trunk and branch formation, supporting a potentially vast foliage expanse over time. Noticeable changes include thickening of the bark and a slow but steady increase in overall size.

Culture

Garden Use

Oregon white oak is not commercially grown as a landscaping tree. Still, with its mighty canopy, signature branching, and scattered landscape positioning, it is a scenic and highly valued addition to wild landscapes, parks, and other urban areas. Thus, it can be used in landscaping on large properties that can allow the canopy to spread.

Symbolism

Protection, Health, Money

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Toxicity

Oregon white oak may cause mild to moderate symptoms if ingested due to its tannins in leaves and acorns. Symptoms include upset stomach, constipation, bloody stool, and in severe cases, kidney issues. Children, cats, and dogs are at risk. Immediate veterinary care is crucial if cats or dogs ingest significant amounts. Prevent access to these toxic plant parts in parks and yards.

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Care Guide for Oregon white oak

Every 3 weeks

Water

Full sun

Sunlight

10 - 35 ℃

Ideal Temperature

Water: Oregon white oak develops a deep-rooting system for drought resilience, requiring watering every three weeks. Thriving in seasonal moisture, it benefits from mulching to retain soil moisture, simulating its forest floor habitat's leaf litter.

Fertilize: For oregon white oak, use balanced nutrition fertilizers with high nitrogen during spring growth. Fertilize annually based on tree size. Benefits include enhanced vigor and acorn production. Adjust fertilization for seasonal growth: less in fall, none in winter. Avoid excess to prevent root burn and ensure even distribution around the drip line.

Pruning: Oregon white oak features rugged bark and lobed leaves. Prune in early spring to maintain a central leader and remove dead or diseased branches, enhancing air circulation and longevity. Use clean, sharp tools to minimize damage during pruning for optimal growth and health.

Propagation: Oregon white oak can be propagated via hardwood cuttings, air layering, and seed sowing in autumn and winter. It's moderately difficult, with success indicated by new growth and healthy roots. For best results, use hormone rooting powder and ensure proper moisture and sunlight.

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Images of Oregon white oak

Attributes of Oregon white oak

Culture

Toxicity

Care Guide for Oregon white oak

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