A charity recording the largest and tallest trees of all species found growing throughout Britain and Ireland.
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
ALT A huge Cryptomeria japonica tree with a very large branch low down. A person wearing purple stands nearby looking at the tree admiringly
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
🌳 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
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
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
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
ALT a large Douglas fir tree
ALT a champion Douglas fir tree
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
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
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/
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 🌳
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
The Tree Register Lecture.
The Plant Hunters.
A fundraising lecture by Seamus O’Brien who retraced the steps of Captain Frank Kingdon Ward across Asia.
📍 Royal Geographical Society, London
📅 12 November 2025 | £25
🎟 Tickets: bit.ly/42WGqLm
#thicktrunktuesday
🌍✨Step into the wild with plant hunter Captain Frank Kingdon Ward.
📅12 Nov 2025 | @RGS_IBG | £25 | Students & Apprentices £10
🕰Doors 6:30pm, lecture 7:30–9:30pm, archives open before & after.
🎤Seamus O’Brien retraces Ward’s journey across Asia.
eventbrite.co.uk/e/the-plant…
He braved the Himalayas, and brought home the impossible blue of the Himalayan poppy. 🌏💙
Join us as Seamus O’Brien retraces the footsteps of Captain Frank Kingdon Ward.
📅 Wednesday 12 November.
📍 Royal Geographical Society, London.
🎟 Tickets: in the pinned tweet above.
The Plant Hunters Lecture
🎤 Presented by Seamus O’Brien
Celebrating the life and travels of Captain Frank Kingdon Ward (1885–1958) the legendary explorer & plant hunter
📅 Wednesday 12 November
📍 Royal Geographical Society, London SW7 2AR
🎟 Tickets: link in pinned tweet
Rhododendron macabeanum, native to India, introduced to Britain by Frank Kingdon-Ward in around 1928.
Here we see a fine example at Nymans (@nationaltrust) in West Sussex, grown from Kingdon-Ward’s original seed collection KW7724.
#thicktrunktuesday
Tree Register - Plant Hunters
🎤 Presented by Seamus O’Brien
Discover the adventures of Captain Frank Kingdon Ward (1885–1958) explorer and legendary plant hunter
📅 Wednesday 12 November
📍 Royal Geographical Society, London, SW7 2AR
🎟 Tickets:
eventbrite.co.uk/e/the-plant…
🌍✨Step into the wild with plant hunter Captain Frank Kingdon Ward.
📅12 Nov 2025 | @RGS_IBG | £25 | Students & Apprentices £10
🕰Doors 6:30pm, lecture 7:30–9:30pm, archives open before & after.
🎤Seamus O’Brien retraces Ward’s 47-year journey across Asia.
🌍✨Step into the wild with plant hunter Captain Frank Kingdon Ward.
📅12 Nov 2025 | @RGS_IBG | £25 | Students & Apprentices £10
🕰Doors 6:30pm, lecture 7:30–9:30pm, archives open before & after.
🎤Seamus O’Brien retraces Ward’s 47-year journey across Asia.
#thicktrunktuesday
The Tree Register Lecture.
The Plant Hunters.
A fundraising lecture by Seamus O’Brien who retraced the steps of Captain Frank Kingdon Ward across Asia.
📍 Royal Geographical Society, London
📅 12 November 2025 | £25
🎟 Tickets: bit.ly/42WGqLm
#thicktrunktuesday
The Tree Register Lecture.
The Plant Hunters.
A fundraising lecture by Seamus O’Brien who retraced the steps of Captain Frank Kingdon Ward across Asia.
📍 Royal Geographical Society, London
📅 12 November 2025 | £25
🎟 Tickets: bit.ly/42WGqLm
#thicktrunktuesday
ALT A visual asset: showing a picture of Seamus O'Brien a plant hunter who travelled across Asia to discover plants.