Quercus robur ‘fastigiata Koster’ Tree

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Quercus robur fastigiata Koster feathered trees growing in rows in field in autumn

Quercus robur fastigiata Kostergreen leaf with raindrops

Quercus robur fastigiata Koster feathered trees growing in field

Quercus robur fastigiata Koster feathered trees growing in rows in field on a frosty morning

Quercus robur fastigiata Koster feathered trees growing in rows in containers

Tree Information

Specialities

Tolerances

Wet Soil: Medium

Dry Soil: Low

Lime: Medium

Quercus robur ‘Fastigiata Koster’, is a striking and versatile tree that brings a touch of timeless elegance to any landscape. This exceptional deciduous oak is celebrated for its tall, narrow, and upright growth habit, making it an ideal choice for creating vertical accents or framing pathways in both formal and informal garden settings.

One of the finest oaks available, ‘Fastigiata Koster’ naturally maintains its graceful shape as it matures Starting with a compact, columnar form, it gradually transitions into a slender, pyramid-like silhouette, all while retaining its dense, dark green foliage. Throughout the growing season, its lobed leaves provide lush greenery, which turns a warm golden brown in autumn, offering seasonal interest and beauty.

This hardy and resilient tree thrives in a variety of soil conditions, and its ability to withstand urban environments makes it particularly well-suited for narrow streets, avenues, and smaller garden spaces where grand, yet space-efficient tree is desired. An added benefit is its role as hose to native flora and fauna, supporting local biodiversity and enhancing the ecological value of your landscape.

With its majestic appearance, adaptability and year-round visual appeal, Quercus robur ‘Fastigiata Koster’ is an outstanding addition to any landscape design, offering both aesthetic charm and environmental benefits.

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Size

Large

14m high x 2.5m wide after 25 years

Environment

Excels in urban environments, where it thrives despite the challenges posed by hard surfaces and confined spaces. An ideal tree for narrow avenues and streets, and also perfectly suited for framing roads, or enhancing urban high streets without overwhelming the space. 'Fastigiata Koster' not only survives but flourishes in the demanding conditions of urban settings, providing both beauty and shade in areas where greenery is often scarce.

Canopy

The canopy is both large and narrow, forming a strikingly columnar silhouette that distinguishes this oak from other varieties. This vertical canopy shape makes it ideal for spaces where height is needed but width is limited. Despite its slender profile, the canopy is dense and full, providing ample shade and a sense of grandeur. its unique structure not only adds architectural interest to the landscape but also ensures that the tree remains visually impactful without overwhelming the surrounding space.

Foliage

Leaves are shallowly lobed with a distinctive ear-shaped base, giving them a unique and recognisable form. Each leaf measures approximately 5-15 cm in length, creating a dense canopy of rich, dark green that remains lush during the growing season. As autumn approaches, the foliage transforms into a warm, golden-brown, adding seasonal colour and texture to the landscape.

Resilience

Exceptionally resilient, making it a dependable choice for a wide range of environments. This hardy tree is well-adapted to various soil conditions, from well-drained to fertile, and it can tolerate both drought and temporary waterlogging. Its robust nature extends to its ability to thrive in urban settings, where it can withstand pollution, compacted soils and limited space.

Available As:

Semi-Mature, Super Semi-Mature