What is the oldest tree in Bologna?

One of the monumental plane trees of Parco della Montagnola, planted around 1820 during the park's Napoleonic-era redesign, roughly 206 years old. The park is free to visit, near Via Indipendenza in the historic centre.

Why does a cemetery have one of Bologna's notable trees?

The Certosa di Bologna, a working cemetery since 1801 and one of Europe's largest open-air museums of funerary sculpture, plants cypresses throughout its historic sections, including one standing directly over the tomb of poet Giosue Carducci, Italy's first Nobel laureate in Literature. The cemetery is free and open to visitors.

Are Bologna's remarkable trees free to see?

Most are, standing in free public parks, squares and the Certosa cemetery. The Cedro del Rizzoli grows in a working hospital's garden with public access during visiting hours, and the Orto Botanico charges a small entry fee.

Does Bologna have any trees tied to famous residents?

Two. The ginkgo of Piazza Cavour is closely associated with the Bolognese singer-songwriter Lucio Dalla, who lived facing the square, and the cypress of the Certosa cemetery stands over the grave of Giosue Carducci, Italy's first Nobel Prize winner in Literature.

Italy

Ancient Trees in Bologna

Bologna's oldest trees mostly answer to the same two centuries: Napoleon's brief but consequential redesign of the city's public spaces after 1805, and the private estates of 19th century Bolognese families who filled their gardens with imported cedars and ginkgos as a mark of taste. A porticoed city famous for hiding its sky rarely gets credit for its trees, but eight of Italy's official monumental specimens grow within its walls, more than in most Italian cities its size, scattered from a public cemetery to a hospital garden to a poet's tomb.

The Monumental Planes of the Montagnola

London Plane (Platanus hispanica) · approximately 200-206 years · Centro Storico

Bologna's first public park started as a rubbish tip. The raised ground of the Montagnola had been used since medieval times to dump debris, and only became public space in 1662, planted first with orchards and mulberries before Napoleon, passing through the city in 1805, ordered it redesigned along French garden principles by the architect Giovanni Battista Martinetti. The plane trees that give the park its shaded, formal character today date from that redesign, and roughly ten of them, out of some fifty planted across the park's six hectares, still count as genuinely monumental: trunks running one to one and a half metres across, several confirmed to exceed four metres in circumference. A dramatic 1896 entrance staircase from Via Indipendenza, nicknamed the Pincio of Bologna after Rome's own hillside park, was added decades later, but the trees along the park's two concentric paths are the oldest surviving element of Martinetti's original scheme, healthy and still growing more than two centuries after Napoleonic administrators decided a rubbish heap deserved better.

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The Sequoia of the Giardini Margherita

Coast Redwood (Sequoia sempervirens) · undated, mature · Santo Stefano

A coast redwood is a genuine oddity in an Italian city garden, and this one has grown into one of the tallest living things in Bologna: 37.4 metres, a trunk 520cm around, standing near the artificial lake that anchors the Giardini Margherita's English-style landscape design. Sequoia sempervirens is native to a narrow strip of California and southern Oregon coastline, kept alive there by coastal fog the species depends on to survive the dry summer months, conditions nothing like Bologna's own inland climate, which makes this specimen's continued health after more than a century something closer to a curiosity than a certainty. The gardens themselves opened in 1879 on land bought from a former convent estate, laid out as Bologna's first genuinely English-style public park, complete with an Etruscan necropolis whose remains are still visible near the grounds. Among the park's other conifers, oaks and horse chestnuts, the sequoia is unmistakable purely by scale, visibly taller than everything around it long before a visitor reaches the lake it stands beside.

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Photo: via Wikimedia Commons (CC BY-SA 4.0)

The Plane Tree of Piazza Minghetti

London Plane (Platanus hispanica) · approximately 200 years · Quadrilatero

At 39.5 metres, this plane is the tallest of any monumental tree catalogued anywhere in Bologna's province, rising directly behind the bronze statue of the 19th century statesman Marco Minghetti that gives the square its name and its own local nickname for the tree, the guardian of the piazza. Its trunk measures 455cm around, respectable but not exceptional for a plane tree this old, which makes the height the genuinely remarkable figure: two centuries of growth in a confined city square, competing for light against surrounding buildings rather than spreading wide the way an open-park specimen might. The statue it now shades, sculpted by Giulio Monteverde and unveiled in 1896, commemorates a politician who served as Italy's Prime Minister in the 1860s, a piece of civic memory considerably younger than the tree standing over it. Piazza Minghetti sits inside Bologna's Quadrilatero, the tight medieval grid of streets and market stalls just east of Piazza Maggiore, making this one of the easiest monumental trees in the city to combine with an ordinary walk through the historic centre.

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Photo: Aneta Malinowska, via Wikimedia Commons (CC BY-SA 4.0)

The Oriental Plane of Piazza Malpighi

Oriental Plane (Platanus orientalis) · approximately 200 years · Malpighi

This plane tree grows in a garden raised more than four metres above the surrounding piazza, a quirk of geography with a specific origin: the ground was once known as the Cavallerizza, a riding ground used from 1612 for horsemanship and public events, before the noble Rusconi family converted it into a private garden around 1825 and planted, among other trees, this Oriental plane. Two centuries on it has become, by most local accounts, the single most imposing tree standing anywhere in Bologna's historic centre, 36 metres tall with a trunk 520cm around, close by the Rusconi family's own palazzo. Its elevated setting has become something of a double-edged inheritance: the raised garden and the tall retaining wall separating it from the piazza below have almost certainly limited how far its root system can spread, yet the tree shows no clear sign of decline generations after its likely planting date. It remains one of eight trees on Italy's official monumental register within Bologna city limits, a shy giant, in the words of one local tree writer, tucked into a garden most passersby in the piazza below never think to look up into.

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The Himalayan Cedar of the Rizzoli

Himalayan Cedar (Cedrus deodara) · planted 1896 or shortly before · San Michele in Bosco

This cedar grows in the garden of a working orthopaedic hospital, on ground that has already been a monastery, a royal residence and a public park before it became a place of medicine. San Michele in Bosco started as an Olivetan monastery rebuilt in 1437, later served briefly as Villa Reale when King Victor Emmanuel II stayed there around Italian unification in 1860, and only became a hospital in 1896, when the Istituto Ortopedico Rizzoli opened here in the presence of Italy's royal family, funded by a bequest from the surgeon Francesco Rizzoli. The cedar, planted around that same transition, has reached nearly 30 metres, its trunk 520cm around, standing in a garden landscaped specifically to frame the new medical facility when it opened. Himalayan cedar, native to high-altitude forests stretching from Afghanistan to Nepal, was a fashionable choice for grand Italian institutional gardens of the period, valued for its size and its distinctive drooping branch tips, and this specimen has had well over a century to earn its place on Italy's official monumental tree register.

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The Ginkgo of Piazza Cavour

Ginkgo (Ginkgo biloba) · approximately 150 years · Galvani

Piazza Cavour was Bologna's first deliberately designed public garden-square, laid out by the Turin architect Pietro Ceri in the years after Italian unification cut new streets through the city's medieval fabric, and this ginkgo has stood in it since roughly that original planting, around 150 years now. It is, by the official register's own measurements, the smallest of Bologna's monumental trees by height, 29.5 metres against taller planes and cedars elsewhere in the city, and its trunk runs 338cm around, but no other tree on this list turns quite the same colour: every autumn its fan-shaped leaves shift to a uniform, near-luminous yellow within days of each other, a synchronised display few other species manage. The square has a more recent claim to local affection too. Bolognese singer-songwriter Lucio Dalla lived facing Piazza Cavour for much of his life, and this ginkgo, visible from his own windows for decades, has become informally associated with him since his death in 2012, a civic tree with an unusually specific personal thread running through its more official designation.

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The Ginkgo of the Botanical Garden

Ginkgo (Ginkgo biloba) · undated, mature · Irnerio

Bologna's botanical garden traces its founding to 1568, when the naturalist Ulisse Aldrovandi established it as one of the earliest such gardens anywhere in Europe, decades before ginkgo itself had even reached the continent. This specimen, an old female tree with a trunk 80cm across, came later, among the first ginkgos planted anywhere in Italy after the species reached European cultivation in the 18th century, brought from a mountainous pocket of southeast China where it had survived, essentially unchanged, for some 200 million years. It now dominates the garden's front section along Via Irnerio, included on the Emilia-Romagna region's own list of protected monumental trees for its size and age within a collection built primarily around gymnosperms, cone-bearing trees, from across Europe and Asia. Ginkgo biloba is famously resistant to disease, pollution and even fire in a way few other large trees can match, a resilience this specimen shares with every ginkgo on this list without needing any specific incident to prove it.

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Photo: Emilio2005, via Wikimedia Commons (CC BY-SA 4.0)

The Cypress of Carducci's Tomb

Mediterranean Cypress (Cupressus sempervirens) · undated, mature · Saragozza

A cypress stands directly over the granite tomb of Giosue Carducci in the Certosa di Bologna, one of the tallest and most immediately recognisable trees within a cemetery field otherwise dominated by low funerary monuments, and it has become known simply as the poet's own cypress. Carducci, who became the first Italian to win the Nobel Prize in Literature in 1906, is buried in a section of the Certosa reserved for his memory, his surname cut into a single block of stone with no other ornament, a deliberate austerity that the cypress towering behind it makes considerably more dramatic than the monument alone would manage. The Certosa itself, a working cemetery since 1801 built on the site of a 14th century Carthusian monastery, is regarded as one of Europe's great open-air museums of funerary sculpture, some 30 hectares holding roughly 6,000 works of historic and artistic interest, and cypress plantings run throughout its oldest sections, including a double row leading to the monastery's original entrance. This particular tree earns its own name for standing over the one grave in the entire complex that draws readers rather than art historians.

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The Himalayan Cedar of Villa Ghigi

Himalayan Cedar (Cedrus deodara) · undated, mature · Colli Bolognesi

This cedar was planted by Callisto Ghigi himself when he first acquired the hillside property that still carries his family's name, and it now dominates the meadow directly in front of the villa, tall enough that local photographers treat it as the park's single most reliable subject. Villa Ghigi sits just outside Porta San Mamolo on Bologna's southern hills, opened to the public by the city in 1974 and now spanning some 30 hectares of former agricultural land, old orchard rows of cherry, pear, apple and fig trees still legible in the landscape alongside century-old beech groves and native downy oaks. The cedar itself has been measured at 159cm in diameter and roughly 24 metres tall, and shows visible lightning-strike scarring on part of its crown, damage it has carried rather than been felled by. Its position on the open lawn in front of the villa gives visitors one of the clearest unobstructed views of any single tree on this list, framed against the hillside panorama over Bologna's historic centre that the whole park is known for.

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The Camphor of San Michele in Bosco

Camphor Tree (Cinnamomum camphora) · undated, mature · San Michele in Bosco

The garden surrounding the Rizzoli hospital splits into two distinct characters, and this camphor grows in the gentler of the two: a western section mixing old oaks, holm oaks, cypresses, lindens and horse chestnuts into something closer to an informal woodland than a designed garden, in contrast to the dense conifer forest of cedars and black pines covering the site's eastern slope. Cinnamomum camphora is native to East Asia and reached Italian institutional gardens through the same 19th century acclimatisation wave that filled Naples, Rome and other cities with newly fashionable evergreen imports, valued for the camphor oil its wood and leaves produce and for a dense, glossy canopy that holds its colour through the Bolognese winter. Its exact planting date is not recorded, folded into the general landscaping the hospital's founders carried out around 1896 rather than documented tree by tree, but it shares the same hillside history as San Michele in Bosco's Himalayan cedar: monastery ground, briefly royal, now medical, with the trees the one constant through every change of use.

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Frequently asked

What is the oldest tree in Bologna?: One of the monumental plane trees of Parco della Montagnola, planted around 1820 during the park's Napoleonic-era redesign, roughly 206 years old. The park is free to visit, near Via Indipendenza in the historic centre.
Why does a cemetery have one of Bologna's notable trees?: The Certosa di Bologna, a working cemetery since 1801 and one of Europe's largest open-air museums of funerary sculpture, plants cypresses throughout its historic sections, including one standing directly over the tomb of poet Giosue Carducci, Italy's first Nobel laureate in Literature. The cemetery is free and open to visitors.
Are Bologna's remarkable trees free to see?: Most are, standing in free public parks, squares and the Certosa cemetery. The Cedro del Rizzoli grows in a working hospital's garden with public access during visiting hours, and the Orto Botanico charges a small entry fee.
Does Bologna have any trees tied to famous residents?: Two. The ginkgo of Piazza Cavour is closely associated with the Bolognese singer-songwriter Lucio Dalla, who lived facing the square, and the cypress of the Certosa cemetery stands over the grave of Giosue Carducci, Italy's first Nobel Prize winner in Literature.
More on the oldest tree: What is the oldest tree in Bologna? The full answer, with map and directions.
More like this: Several of these trees also appear in Europe's 10 Most Remarkable Ancient Trees.
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Walk 7 of these trees about 5.3 km, 1h 10m on foot