Dendrology

Oak Symposium at the XXIII Mexican Botanical Congress

By Website Editor | December 5, 2025

The Symposium "Mexican Oaks: Current State of Knowledge about Quercus and its Conservation" was held on September 1, 2025.

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Another Gift From Oaks

By Janet Backs | October 23, 2025

Oak barrels are used to age wine and spirits

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The World’s Tallest Cork Oak: a Cautionary Tale

By Steve Potter | October 22, 2025

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.

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Sad News from England

By Steve Potter | August 4, 2025

The Major Oak of Sherwood Forest in Nottinghamshire appears to be close to death.

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Uniting for Oaks: Mesoamerican Oak Research at the ATBC Meeting in Oaxaca, Mexico

By Tarin Toledo Aceves | July 26, 2025

Researchers and practitioners from Guatemala, Costa Rica, Colombia, Mexico, and the United States shared latest findings on Mesoamerican oaks in Oaxaca, Mexico.

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Oaks in Scotland: An Unresolved Question?

By Steve Potter | April 17, 2025

Is Q. robur invading Q. petraea populations or is it the other way around?

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Oak Decline Observations in California and the Mediterranean Basin

By Steve Potter | April 17, 2025

Network map of co-occurrence of causal factor categories identified in the selected papers

A team led by IOS member Marco Neves Marques has published an extensive literature review covering oak declines in Mediterranean-type climate regions

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Quercus rubra Chosen Tree of the Year in Germany

By Website Editor | December 16, 2024

The Tree of the Year Association in Germany selected a non-native species.

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Quercus boyntonii Conservation Action Plan

By Website Editor | October 29, 2024

Partners at The Morton Arboretum, in collaboration with members of the Global Conservation Consortium for Oak (GCCO), recently published the Quercus boyntonii conservation action plan in July 2024 (you can access the final plan here).

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Conservation Gap Analysis of Native Mesoamerican Oaks

By Website Editor | October 29, 2024

Publication now available online

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Editor's Picks

Yoko’s Oaks

"Japanese oaks" planted at Coventry Cathedral

Steve Potter | Dec 21, 2025

Post-Conference Tour: Oaxaca

Six days exploring Oaxaca’s oak diversity, as reported by...

Wally Wilkins | Dec 10, 2025

One of the first planted circles on Hampton Common, London, in partnership with Orleans House Gallery 2025. © Studio Ackroyd & Harvey

Virtuous Circles: Oaks and the Art of Ackroyd & Harvey

Oaks planted in circles as a continuation of the artwork...

Steve Potter | Dec 10, 2025

Plant Focus

Species Spotlight: Quercus castaneifolia C.A.Mey

Chestnut-leaf oak in habitat and in cultivation