{"product_id":"celtis-australis","title":"Celtis australis","description":"\u003ch2\u003e\u003cstrong\u003eEuropean Nettle Tree \/ Mediterranean Hackberry\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBotanical Name:\u003c\/strong\u003e \u003cem\u003eCeltis australis\u003c\/em\u003e\u003cbr\u003e\u003cstrong\u003eFamily:\u003c\/strong\u003e Cannabaceae\u003cbr\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e Southern Europe, North Africa, Western Asia (Mediterranean \u0026amp; Middle East)\u003cbr\u003e\u003cstrong\u003ePlant Type:\u003c\/strong\u003e Large deciduous shade tree\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eCeltis australis — the European Nettle Tree or Mediterranean Hackberry — is a tough, long-lived deciduous shade tree perfectly suited to South Australia's hot, dry summers and cool winters. Originating from the summer-dry Mediterranean basin, it produces a broad, rounded oval canopy on a straight trunk with characteristically smooth, silver-grey bark that mottles attractively with age. Widely planted as a street, avenue, and parkland tree across temperate and inland Australia, it earns its place through exceptional drought resilience, vigorous growth, and reliable golden-yellow autumn foliage.\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 15 m H x 10 m W (in good conditions; 12–15 m H x 5–8 m W on drier or shallower sites)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrowth Rate:\u003c\/strong\u003e Fast; 50–80 cm per year; upright-oval form with a high branching, self-cleaning canopy that clears head height efficiently\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFoliage:\u003c\/strong\u003e Deciduous; glossy, dark green leaves with a rough texture and finely toothed margins, similar to elm but longer; emerge mid-spring and drop cleanly in autumn\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlowers:\u003c\/strong\u003e Small, greenish, inconspicuous spring blooms; non-fragrant; not ornamentally significant but support early-season pollinators before foliage fully emerges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeasonal Interest:\u003c\/strong\u003e Reliable clear-yellow autumn colour across Adelaide's Hills, Plains, and inland regions; bare winter silhouette reveals elegant branching; dense summer canopy provides maximum cooling shade\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWildlife Value:\u003c\/strong\u003e Small dark berry-like drupes ripen in summer–autumn and are highly attractive to fruit-eating birds; dense canopy provides nesting and roosting habitat; foliage supports caterpillars and beneficial insects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance:\u003c\/strong\u003e Drought-tolerant (once established), frost hardy (survives heavy and repeated frost without damage), heat-tolerant, wind-tolerant, urban pollution-tolerant, compacted soil-tolerant, lime\/alkaline soil-tolerant, coastal second-line (not front-line)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlanting Density:\u003c\/strong\u003e Feature or specimen tree: 1 tree per 3–4 m of space (allow full canopy development); avenue or street planting: space trees 3 m apart centre-to-centre for a uniform formal avenue canopy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePet Friendly:\u003c\/strong\u003e Celtis australis is not listed as toxic to dogs or cats by major veterinary authorities; the small berry-like fruit may cause mild stomach upset if consumed in large quantities — keep pets away from fallen fruit as a precaution; not considered a significant toxicity risk\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 partial shade, though canopy density and autumn colour are best in open, unobstructed positions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoil:\u003c\/strong\u003e Performs best in well-drained loam or sandy loam; handles clay, compacted soil, alkaline soils, and poor ground; avoid permanently waterlogged areas — improve heavy clay with organic matter at planting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Needs:\u003c\/strong\u003e Establishment (first 2–3 summers): deep watering 2–3 times per week for the first 8–12 weeks, then reducing to weekly through summer for years 1–3 to develop a deep root system. Established: very low supplementary watering — once per fortnight in extreme summer heat; little to no irrigation required through winter and spring in most Adelaide locations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e Low; prune in late winter while dormant to maintain clearance or remove crossing branches; litter is light (small fruit, clean leaf fall); no suckering; strong timber means limb failure is uncommon — minimal storm-damage management\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifespan:\u003c\/strong\u003e Very long-lived; 100+ years in suitable positions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClimate Zones:\u003c\/strong\u003e Ideally suited to Adelaide's Mediterranean climate — thrives on the Adelaide Plains, foothills, and Hills face; excellent for hot, dry inland SA (Barossa, Clare, Riverland, Murray Mallee); performs well 2nd-line coastal (not oceanfront); well-adapted to the Adelaide Hills with reliable autumn colour in cooler elevations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoil pH:\u003c\/strong\u003e Adaptable; tolerates acid, neutral, and alkaline soils (pH 5.5–8.0)\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\u003e\n\u003cstrong\u003eStreet \u0026amp; Avenue Planting:\u003c\/strong\u003e One of the most council-proven deciduous avenue trees for South Australian streets and driveways — high branching clears vehicles and pedestrians, and the even oval canopy looks spectacular in autumn gold; space 3 m apart for a formal avenue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge Garden Shade Tree:\u003c\/strong\u003e Plant as a single feature specimen in wide lawns, acreages, and rural properties where a fast-establishing, drought-proof deciduous canopy is needed — maximises summer shade while allowing winter sun to warm the home\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParkland \u0026amp; Civic Landscapes:\u003c\/strong\u003e Ideal for parks, school ovals, sports grounds, and council reserves across SA — tolerates compacted soils, reflected heat, and minimal irrigation once established; pairs beautifully with drought-tolerant understorey shrubs and ornamental grasses\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 want a shade tree that works as hard as South Australia's summers demand — surviving drought, frost, heat, clay, and urban stress without complaint — Celtis australis is simply one of the best decisions you can make. It grows at a genuinely impressive pace, gifts your garden a canopy of pure autumn gold each year, and once it finds its feet, it largely looks after itself. This is a tree for the long game: planted today, it becomes a legacy that shades and shelters for generations.\u003c\/p\u003e","brand":"Adelaide Plant Co","offers":[{"title":"300mm Pot","offer_id":68039635108092,"sku":"CELT-AUST-300MM-SO","price":110.0,"currency_code":"AUD","in_stock":true},{"title":"400mm Pot","offer_id":68039635140860,"sku":"CELT-AUST-400MM-SO","price":199.0,"currency_code":"AUD","in_stock":true},{"title":"100L Grow Bag","offer_id":68039635173628,"sku":"CELT-AUST-100L-SO","price":539.0,"currency_code":"AUD","in_stock":true},{"title":"200L Grow Bag","offer_id":68039635206396,"sku":"CELT-AUST-200L-SO","price":1160.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/9282\/0220\/files\/celtis-australis-european-nettle-tree-mediterranean-hackberry-100L-pot-adelaide-plant-co.jpg?v=1793348139","url":"https:\/\/adelaideplantco.com.au\/products\/celtis-australis","provider":"Adelaide Plant Co","version":"1.0","type":"link"}