@TreeRegister

A charity recording the largest and tallest trees of all species found growing throughout Britain and Ireland.

treeregister.org
Joined February 2022
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This Cryptomeria japonica tree is considered one of the best single-stemmed examples of its species! It grows on a private estate in Fonthill, Wiltshire. You can discover 11 specimens of 6m or more in girth on The Tree Register website treeregister.org #thicktrunktuesday
A huge Cryptomeria japonica tree with a very large branch low down. A person wearing purple stands nearby looking at the tree admiringly

ALT A huge Cryptomeria japonica tree with a very large branch low down. A person wearing purple stands nearby looking at the tree admiringly

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This sycamore at The Hirsel, Coldstream, Scottish Borders is said to have been planted to commemorate the Battle of Flodden in 1513 At 7m girth it's among the largest sycamore in Scotland There are 700+ champion and remarkable sycamore on the Tree Register! #ThickTrunkTuesday
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🌳 Arbutus menziesii – A champion tree with a rather unusual journey! Edinburgh’s champion Madrone was moved around 18 years ago when its former site was redeveloped for housing 🌿 Tree No. 129960 🌱 One of 42 Arbutus menziesii on our interactive map. ##thicktrunktuesday
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Our new website is now live! 🌳 Explore the Tree Register and discover Britain and Ireland’s champion trees. A unique database of 295,000 tree records for members to explore! Visit: treeregister.org Picture: Giant Silver Fir at Ardkinglas #ThickTrunkTuesday
A man stands next to a Giant Silver Fir, at Ardkinglas in Argyll and Bute, Scotland. The man is made to look tiny by the sheer enormity of the tree

ALT A man stands next to a Giant Silver Fir, at Ardkinglas in Argyll and Bute, Scotland. The man is made to look tiny by the sheer enormity of the tree

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This giant Douglas fir (Pseudotsuga menziesii) in Heywood Wood, part of #ForestryEngland's Eggesford Forest, is believed to be an original tree from seed introduced by David Douglas in 1827 and planted in the early 1830s Girth ~8m at 2.2m 12.69m at the base. #ThickTrunkTuesday
a large Douglas fir tree

ALT a large Douglas fir tree

a champion Douglas fir tree

ALT a champion Douglas fir tree

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Come and see the fabulous spring colours in the amazing garden at Gresgarth Hall with its remarkable collection of rare trees and plants. Many of the trees and plants were collected and grown by the owner - Lady Arabella Lennox Boyd. gresgarthhall.com
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Come and see the fabulous spring colours in the amazing garden at Gresgarth Hall with its remarkable collection of rare trees and plants. Many of the trees and plants were collected and grown by the owner - Lady Arabella Lennox Boyd. gresgarthhall.com
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Come and see the fabulous spring colours in the amazing garden at Gresgarth Hall with its remarkable collection of rare trees and plants. Many of the trees and plants were collected and grown by the owner - Lady Arabella Lennox Boyd. gresgarthhall.com/
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An excellent evening at the @RGS_IBG last night. Seamus O’Brien’s talk on explorer & plant hunter Frank Kingdon Ward captivated guests with tales from India to the Himalayas. A rare treat to view the RGS’s botanical art collection too. hanks to our sponsor @BarchamTrees 🌳
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The Tree Register Lecture. The Plant Hunters. LAST COUPLE OF DAYS TO BUY YOUR TICKETS. A fundraising lecture by Seamus O’Brien. 📍 Royal Geographical Society, London 📅 12 November 2025 | £25 🎟 Tickets: bit.ly/42WGqLm
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