A certificate signed by the botanist David Bellamy, kept at a café near this churchyard, says the great yew of Defynnog is about 5,000 years old. The people who have looked hardest are more cautious. Wikipedia reports that an investigation does not support the figure and calls 2,000 to 3,000 years more likely; one assessment gives 3,018. Toby Hindson of the Ancient Yew Group sets a minimum of 1,300 years, on the hard evidence the group holds. When the 5,000 figure reached the press in 2014, it came with the label of Britain's oldest tree. That is a claim several Welsh yews make, and we make it for none of them. What is not disputed is the size. The tree grows from a mound about eight metres across and a metre high, as nine stems with a combined girth of about 11 metres. A second, smaller yew about five metres west has been shown by DNA to be genetically identical, possibly grown from a drooping branch that touched the ground and rooted. Two more ancient yews stand on the south side, and those are not clones. The church of St Cynog is mostly Norman and 15th century, and its porch holds a stone inscribed in both ogham and Latin. Graves have been dug between the two northern yews. Look closely at the smaller tree and you may find a small patch of albino leaves among the green.
From people who stood here
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Getting there
St Cynog's churchyard, Defynnog, Sennybridge, Powys LD3 8SE
You can recognise it by the nine stems rising from a low mound about eight metres across, north of the church. A smaller yew stands about five metres west of it, its genetic twin.
The TrawsCymru T6 bus between Brecon and Swansea stops in Defynnog (Lion Inn and Tanners Arms), roughly every two hours in the daytime; check the current timetable. No railway.
In fruit
The line is our estimate of how much there is to see, not a measurement. Typical for this species where this tree stands; exact weeks shift with the year.
Sources
Where the facts on this page come from. The story was written with AI from these sources, and readers who know the tree correct it.
- In the official register: Ancient Yew Group database, Defynnog (Tim Hills, 1998)
- ancient-yew.org
- en.wikipedia.org