Caucasian WingnutNobody has published a photograph of this tree under a licence we can use. Send us yours and it goes on this page.

The Caucasian Wingnut of Rengerspark

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How do I find it? You can recognise it by the trunk, split into two halves by a torn-out branch and held by an anchor braced between them. It stands on the south side of Rengerspark; no other tree here hangs strings of winged nutlets in late summer.

A large branch tore out of this tree and took much of the trunk with it. What is left stands as two halves, held by an anchor braced between them. The national register is not alarmed by that. It calls this wingnut one of the heaviest of its species in the Netherlands and the undisputed champion of Friesland, reads the wound as an early entry into the veteran phase, and says the tree can safely carry on for at least another decade. It is being left to age and decay where it stands, deliberately, for the wildlife that a rotting tree of this size supports. Rengerspark was a gift. The Rengers family handed the ground to Leeuwarden, Hendrik Copijn laid it out between 1902 and 1906, and the wingnut went in with that planting. In 2020 the municipality ran a public vote for the most beautiful tree in the district, and the big wingnut in Rengerspark was one of the ten on the ballot. Late summer is its moment. Caucasian wingnut is a walnut relative from the Caucasus, and it fruits in long green strings of winged nutlets that hang off the branches like beads on a curtain. For a champion it is strangely unmeasured: no girth, no height, no figure of any kind on record anywhere we can find. If you own a tape measure, we would like the number.

Species
Caucasian Wingnut (Pterocarya fraxinifolia)
Location
Rengerspark, south side, Leeuwarden (Rengerspark)
Access
Free. Open public park (Rengerspark, rijksmonument since 2001).
Getting there
About 1.2 km north of Leeuwarden station, on foot; joins the already-published maple (lee_014) and Turkey oak (lee_030) in the same park.

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Sources

Where the facts on this page come from.

Trees nearby

The Variegated Maple of Rengersparkabout 122 years, planted around 1904 · 60 m awayThe Turkey Oak of Rengersparkroughly 116 to 126 years, from the register's planting band of 1900 to 1910 · 90 m awayThe Plane of the Old City Cemeteryroughly 175 to 185 years, from the register's planting band of 1840 to 1850 · 180 m away

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This page was researched from a distance. If you know this tree, you know things we do not: the species, the age, the size, whether the photo shows the right tree, or that it is gone. Every field on this page can be corrected.

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