{"product_id":"quercus-robur-fastigiata","title":"Quercus robur 'Fastigiata'","description":"\u003ch2\u003e\u003cstrong\u003eColumnar English Oak \/ Upright English Oak\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBotanical Name:\u003c\/strong\u003e \u003cem\u003eQuercus robur\u003c\/em\u003e 'Fastigiata'\u003cbr\u003e\u003cstrong\u003eFamily:\u003c\/strong\u003e Fagaceae\u003cbr\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e Europe (Britain, France, Western Europe)\u003cbr\u003e\u003cstrong\u003ePlant Type:\u003c\/strong\u003e Large deciduous columnar tree\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eQuercus robur 'Fastigiata' is the fastigiate selection of the iconic English Oak — a tall, narrow, column-forming deciduous tree that reaches 13–20 m in height while remaining just 4–6 m wide at maturity. Unlike the broadly spreading species, this cultivar holds its branches tightly upright around a strong central leader, creating a striking formal silhouette of dense, deeply lobed dark-green foliage that transforms into a spectacular blaze of golden-yellow to russet-brown each autumn. A magnificent long-lived choice for South Australian formal gardens, avenue plantings, and any landscape where a dramatic vertical statement is needed without a sprawling canopy footprint.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMature Size:\u003c\/strong\u003e 13–20 m H × 4–6 m W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrowth Rate:\u003c\/strong\u003e Fast; 30–60 cm per year; strongly upright self-columnar habit with tightly ascending branches requiring no training to maintain its naturally narrow form\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFoliage:\u003c\/strong\u003e Deep green, broadly lobed deciduous leaves 7–14 cm long with classic oak shape; dense coverage through spring and summer; tends to hold dried leaves well into winter; spectacular golden-yellow to orange and russet-brown autumn display before leaf drop\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlowers:\u003c\/strong\u003e Yellowish-green pendant catkins (male) emerge in early spring with the new leaf flush; female flowers small and inconspicuous; produces typical brown acorns on long peduncles (stalks) ripening in autumn; non-fragrant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeasonal Interest:\u003c\/strong\u003e Brilliant autumn foliage in gold, orange, and russet tones; architectural winter silhouette of upright bare branches; fresh lime-green spring flush accompanied by catkins; acorn crop in autumn attracts native wildlife\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWildlife Value:\u003c\/strong\u003e Spring catkins attract bees and native pollinators; autumn acorns provide food for parrots, pigeons, cockatoos, and other birds; dense columnar canopy offers nesting and shelter habitat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance:\u003c\/strong\u003e Frost hardy to approximately −15°C; clay-tolerant; drought-tolerant once well established; moderate heat tolerance; urban air-pollution tolerant; wind-tolerant in sheltered and semi-exposed positions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlanting Density:\u003c\/strong\u003e Dense screening row: 3–4 m apart (approx. 0.3 plants per metre run); formal avenue or parkland planting: 5–6 m apart (approx. 0.2 plants per metre run)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePet Friendly:\u003c\/strong\u003e Caution — oak acorns, bark, and leaves contain tannins toxic to dogs, cats, and horses; ensure pets cannot consume fallen acorns or foliage in quantity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWhere It Works Best\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSunlight:\u003c\/strong\u003e Full sun preferred; tolerates semi-shade but achieves best columnar density and autumn colour with a minimum of 6 hours of direct sun daily\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoil:\u003c\/strong\u003e Moderately fertile, well-drained to moisture-retentive loam; tolerates clay soils; adapts to a range of soil types with good drainage; amend compacted or highly alkaline SA soils with compost and gypsum prior to planting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Needs:\u003c\/strong\u003e Establishment: Deep watering twice weekly for the first 2 years, reducing to once weekly during cooler autumn and winter months. Established: Summer: deep watering every 2–3 weeks; winter: largely rainfall-dependent with little to no supplemental irrigation required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e Minimal pruning needed — the narrow columnar form is entirely genetic; remove competing leaders or dead wood during dormancy in late winter; mulch heavily beneath the canopy to retain soil moisture and suppress weeds; rake and compost fallen leaves in autumn\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifespan:\u003c\/strong\u003e Extremely long-lived; 200–500+ years in appropriate conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClimate Zones:\u003c\/strong\u003e Best suited to Adelaide's temperate and cool-temperate zones — Adelaide metropolitan, Adelaide Hills, Barossa Valley, Clare Valley, Fleurieu Peninsula, and McLaren Vale; less suitable for the hot, low-rainfall Riverland or arid inland without consistent supplemental irrigation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoil pH:\u003c\/strong\u003e Prefers slightly acidic to neutral (pH 5.5–7.5); tolerates mild alkalinity; in Adelaide's often alkaline soils, incorporate generous composted organic matter at planting and maintain a deep organic mulch layer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eLandscape \u0026amp; Design Ideas\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFormal avenue planting along long driveways or estate entrances — spaced 5–6 m apart, Fastigiata oaks create a spectacular colonnade that glows with autumn gold and frames a strong architectural corridor through summer\u003c\/li\u003e\n\u003cli\u003eTall screening row along property boundaries or beside buildings where a wide-spreading oak would be impractical — a single line planted 3–4 m apart delivers year-round vertical structure with excellent summer privacy\u003c\/li\u003e\n\u003cli\u003eBold vertical accent in a medium-to-large formal garden or public parkland setting, underplanted with spring bulbs, native grasses, or shade-tolerant perennials to carry seasonal interest beneath the elevated canopy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy You Will Love It\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIf you have always dreamed of an English Oak but thought your space too narrow, Quercus robur 'Fastigiata' delivers every ounce of that timeless grandeur in a tall, slender column. Watch it burst into lime-green life in spring, stand as a stately dark column through summer, then ignite in golden-russet fire each autumn — before revealing the elegant architectural grace of its upright bare winter form. Plant one today and begin a living legacy that will define your garden for centuries to come.\u003c\/p\u003e","brand":"Adelaide Plant Co","offers":[{"title":"300mm Pot","offer_id":68039641006332,"sku":"QUER-ROBU-FAST-300MM-SO","price":110.0,"currency_code":"AUD","in_stock":true},{"title":"400mm Pot","offer_id":68039641039100,"sku":"QUER-ROBU-FAST-400MM-SO","price":199.0,"currency_code":"AUD","in_stock":true},{"title":"100L Grow Bag","offer_id":68039641071868,"sku":"QUER-ROBU-FAST-100L-SO","price":527.0,"currency_code":"AUD","in_stock":true},{"title":"200L Grow Bag","offer_id":68039641104636,"sku":"QUER-ROBU-FAST-200L-SO","price":1112.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/9282\/0220\/files\/quercus-robur-fastigiata-columnar-english-upright-oak-100L-pot-adelaide-plant-co.jpg?v=1793413875","url":"https:\/\/adelaideplantco.com.au\/products\/quercus-robur-fastigiata","provider":"Adelaide Plant Co","version":"1.0","type":"link"}