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The World’s Tallest Cork Oak: a Cautionary Tale

By Steve Potter | October 22, 2025
Sobreiro Monumental

In August of this year, traditionally a quiet month for news, the UK’s Sunday Times ran a story headed “Record-breaking tree grew from the pages of a 100-year-old-book”. It recounted how a M.

The Anchorena Alcornoque

By Roderick Cameron | November 16, 2013
q._suber_anchorena.jpg

A champion cork oak in Uruguay?

Editor's Picks

Group photo at Tregrehan
UK Oak Open Days 2025: Caerhays and Tregrehan
Visits to two gardens with collections of oaks and other...
Stephen Wood | Oct 27, 2025
Special Service Award plaque
IOS Service Awards Presented at the 11th IOS Conference
Plaques presented during the Gala Dinner in Oaxaca
Roderick Cameron | Oct 26, 2025
Group photo at Oaxaca Conference
The 11th IOS Oak Conference in Oaxaca
140 participants from 20 countries attended the Triennial...
Nikola Šušić | Oct 25, 2025

Plant Focus

Quercus vulcanica acorn and leaves
Species Spotlight: Quercus vulcanica Boiss. & Heldr. ex Kotschy
An oak endemic to Turkey
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Quercus suber

The World’s Tallest Cork Oak: a Cautionary Tale

By Steve Potter | October 22, 2025
Sobreiro Monumental

In August of this year, traditionally a quiet month for news, the UK’s Sunday Times ran a story headed “Record-breaking tree grew from the pages of a 100-year-old-book”. It recounted how a M.

The Anchorena Alcornoque

By Roderick Cameron | November 16, 2013
q._suber_anchorena.jpg

A champion cork oak in Uruguay?

The International Oak Society acknowledges the generous support of the following institutions:

Supporting Institutional Members

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The Morton Arboretum logo
San Antonio Botanical Garden logo
 

Standard Institutional Members

Bartlett Tree Experts logo
Catalina Island Conservancy logo
Forrest Keeling Nursery logo
Houston Botanic Garden logo
 
Rice University
San Diego Botanic Garden logo
San Diego Zoo Wildlife Alliance logo
The Huntington
The John Fairey Garden