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Editor's Picks

Pages from Gert's book
It was a great pleasure for me to be able to write about my...
Gert Fortgens | Feb 15, 2024
Quercus marlipoensis acorns
A new study has analyzed the germination characteristics of...
Website Editor | Feb 15, 2024
Gall on Quercus grahamii
A new species of oak gall wasp has been named in honor of...
Website Editor | Feb 14, 2024

Plant Focus

A small but mature Alabama sandstone oak producing acorns © Patrick Thompson
A Critically Endangered dwarf oak 

Historic Oaks

Sutter's Fort's Sessile Oak

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An oak planted to commemorate the foundation of the city of Sacramento turned 80 this year, and the IOS has helped set the record straight on what sort of oak it is. 

The Tamme-Lauri Oak

To honor Estonia’s centenary, we chose as subject for this article in our series on Historic Oaks, Estonia’s largest, oldest, and most famous oak: the Tamme-Lauri Oak.

The Sacred Oak of Oley

Sacred Oak in Oley Valley

In the center of Oley Valley in Pennsylvania stands a majestic old chinkapin oak (Quercus muehlenburgii) known to many residents of the valley and to the Lenni Lenape tribal members as the Sacred Oak.

Byron's Oak at Newstead Abbey

Byron's Oak

The subject of the latest addition to our series on Historic Oaks may seem an odd choice, for all that remains of the tree is an ivy-covered stump in the grounds of an Abbey in Nottinghamshire, England. This stump, however, merits our attention, for thereby hangs not only a tale, but a poem.

The Wellington Oak at Combermere Abbey

The Wellington Oak at Combermere Abbey

An oak planted by the Duke of Wellington in 1820 is being propagated in honor of the bicentenary of the Battle of Waterloo.

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A brief survey of notable oaks at Anlaby, currently the largest collection of National Trust registered heritage trees in one location under private ownership in Australia.

The War Memorial Oak in Adelaide, Australia

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An English oak planted in Adelaide, Australia, shortly after the outbreak of World War 1, may be the first living memorial of the Great War.

The Mighty Oak of Kvill

The Oak of Kvill. © Gustaf Emanuelson. All rights reserved.

Originally published in International Oaks No. 20, this article by Stefan Foconi tells the story of the remarkable Oak of Kvill, in Sweden. We have posted it here with photos by Gustaf Emanuelsson and Maarten Windemuller. (See also latest information about this tree in the update in our blogs.)

The Anchorena Alcornoque

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A champion cork oak in Uruguay?

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