Pin oak - Quercus palustris (Care, Characteristics, Symbolism, Images, Toxic)

Pin oak

Also known as: Swamp oak

Quercus palustris, colloquially known as pin oak, is a deciduous tree native to North America. Due to its favorable growing qualities and beautiful bronze coloration in autumn, pin oak is one of the most common oak species used in landscaping.

Scientific classification

Species

Pin oak (Quercus palustris)

Beeches, walnuts, and allied trees

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Toxic to Humans

Toxicity

Perennial

Lifespan

Tree

Plant Type

Spring

Bloom Time

Fall

Harvest Time

25 m

Plant Height

12 m to 15 m

Spread

Green, Red, Brown

Leaf Color

5 cm to 8 cm

Flower Size

Brown, Red

Fruit Color

Yellow, Green

Flower Color

Red, Brown, Green, Yellow

Stem Color

Winter dormancy

Dormancy

Deciduous

Leaf type

5 - 35 ℃

Ideal Temperature

Rapid

Growth Rate

Images of Pin oak

Attributes of Pin oak

Growth Rate

In spring and summer, pin oak exhibits a rapid growth rate, leading to swift height increase and proficient leaf production. Extended daylight maximizes photosynthesis, encouraging its quick development. Despite light slowing in other seasons, pin oak's speed primarily peaks in these warmer periods, crafting its signature tall, leafy canopy.

Distribution of Pin oak

Distribution Map

Pin oak is native to the lowland swamps and floodplains of North America. It is used around the world as a landscaping tree, and populations have naturalized in central and eastern Europe.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Upland

Hemisphere Trend Curve

Northern

Sorthern

Flowering

Fruiting

Culture

Garden Use

Pin oak is known as the most common landscaping oak in North America due to its quick growth and tolerance of a wide range of soils and climates. Large home gardens and public areas such as parks and streets will frequently have pin oak trees to provide shade and beautiful fall foliage. Magnolia, snowberry, and burning bush are all great companions.

Symbolism

Protection, Health, Money, strength

Interesting Facts

Pin oak is one of the most commonly used ornamental trees in eastern and central North America. It is relatively susceptible to flooding during its growing season, but very tolerant of floods during its dormant season. Pin oak is the sole food source for caterpillars of the Bucculatrix domicola moth.

Name Story

Pin oak: The name, "pin oak" is given possibly due to the large numbers of small and slender twigs. It may also be due to the historical use of the timber for pins in wooden building construction.

Swamp oak: Its latin specific epithet, palustris refers to the meaning of swamp. As it is commonly grown in the swamp and other wetlands, it is then called swamp oak.

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Toxicity

Pin oak has mildly toxic properties. If ingested, it can cause symptoms like vomiting, diarrhea, and gastrointestinal upset in dogs, cats, and children. Common in parks and yards, acorns, leaves, especially young foliage, and seeds are risky parts. Immediate veterinary care is crucial if pets consume it.

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Quickly Identify Pin oak

Distinct pyramidal shape in youth transitioning to rounded crown at maturity.

Dark green leaves with 5-7 pointed lobes and U-shaped sinuses.

Long, pendulous chains of yellow to greenish-yellow male flowers.

Small acorns with sleek cap covering 1/4-1/3, measuring 0.5-1 inches (1.3-2.5 cm).

Smooth, slender stem with reddish-brown color, 1/4-3/8 inch (6-10 mm) in diameter.

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Care Guide for Pin oak

Every 1-2 weeks

Water

Full sun

Sunlight

5 - 35 ℃

Ideal Temperature

Water: Originating from wetlands, pin oak thrives in consistently moist soil but can tolerate drought once established. Watering should occur every 1-2 weeks to maintain moisture without overwatering. Its watering needs are crucial during the growing season for optimal foliage development.

Fertilize: For pin oak, fertilize biannually with balanced fertilizers in spring and autumn to promote growth. Use high nitrogen in early stages, reducing as pin oak matures. Follow manufacturer's guidelines to avoid over-fertilization, ensuring water quality and pin oak's health.

Pruning: Pin oak features a pyramidal shape and vibrant fall color. Regular pruning in early spring is essential for health and structure, focusing on removing dead or crossing branches and thinning the crown. This practice prevents diseases and encourages vigorous growth, enhancing its resilience and appearance.

Propagation: Pin oak can be propagated via hardwood cuttings, layering, and seeds in autumn and winter. The process is moderately difficult, with success indicated by new growth and root development. Maintain moist soil and provide sufficient sunlight for optimal growth.

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Images of Pin oak

Attributes of Pin oak

Distribution of Pin oak

Culture

Toxicity

Quickly Identify Pin oak

Care Guide for Pin oak

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