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A new association aims to raise and improve the status of the oak trees in Israel.
Lloyd Kenyon reviews a book on oaks by John Lewis-Stempel.
An article by Maria Fremlin describes the oak collection in Wivenhoe Park at the University of Essex, Colchester, in the United Kingdom.
Dr. Michael Avishai, a leading oak expert, botanist, and horticulturist in Israel and worldwide, passed away last December, leaving a huge...
Quercus ×morehus was initially called Abram’s oak by the author Albert Kellogg in his original 1863 description and was thought to be a...
Quercus douglasii is an endemic California oak tree, affectionately called “the blue oak”.
The Huntington, in San Marino, CA, obtained a grant from American Public Gardens Association to study Quercus ajoensis and Q. toumeyi in...
The Silent Auction held at the IOS Conference in Davis, CA was another great success. The total amount raised surpassed USD 2,600 and an...
As is tradition every Triennial Conference, IOS Service Awards were presented at the 2018 Conference Gala Dinner, held on this occasion at...
The 9th International Oak Society Conference held at UC Davis last October was probably the most ambitious IOS Conference to date—and it...
Highlights of this tour included: University of California Botanical Garden at Berkeley, Long Ridge Open Space, Stanford oak woodland, and...
On Sunday, October 21, prior to the evening Opening Reception that kicked off the Conference, participants could choose one of three Day...

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Editor's Picks

Michel Gandoger
While working on a list of synonyms of European White...
Roderick Cameron | Aug 24, 2026
Cover of Select Native Asian Oaks Gap Analysis
Report led by The Morton Arboretum will help prioritize oak...
Website Editor | Aug 06, 2026
A1's 2024 crop of acorns
Motivation I live in the village of Dolné Dubové...
Jozef Čapkovič | Jul 20, 2026

Plant Focus

Quercus afares, Kew, © James MacEwen
The only oak species endemic to Africa is rare in cultivation. It shouldn't be.

All Articles

A new association aims to raise and improve the status of the oak trees in Israel.
Lloyd Kenyon reviews a book on oaks by John Lewis-Stempel.
An article by Maria Fremlin describes the oak collection in Wivenhoe Park at the University of Essex, Colchester, in the United Kingdom.
Dr. Michael Avishai, a leading oak expert, botanist, and horticulturist in Israel and worldwide, passed away last December, leaving a huge...
Quercus ×morehus was initially called Abram’s oak by the author Albert Kellogg in his original 1863 description and was thought to be a...
Quercus douglasii is an endemic California oak tree, affectionately called “the blue oak”.
The Huntington, in San Marino, CA, obtained a grant from American Public Gardens Association to study Quercus ajoensis and Q. toumeyi in...
The Silent Auction held at the IOS Conference in Davis, CA was another great success. The total amount raised surpassed USD 2,600 and an...
As is tradition every Triennial Conference, IOS Service Awards were presented at the 2018 Conference Gala Dinner, held on this occasion at...
The 9th International Oak Society Conference held at UC Davis last October was probably the most ambitious IOS Conference to date—and it...
Highlights of this tour included: University of California Botanical Garden at Berkeley, Long Ridge Open Space, Stanford oak woodland, and...
On Sunday, October 21, prior to the evening Opening Reception that kicked off the Conference, participants could choose one of three Day...

Pages

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

Supporting Institutional Members

The John Fairey Garden

Standard Institutional Members

Bartlett Tree Experts logo
Catalina Island Conservancy logo
Forrest Keeling Nursery logo
Houston Botanic Garden logo
KOAGI logo
Oak Spring Foundation
Rice University
San Diego Botanic Garden logo
San Diego Zoo Wildlife Alliance logo
South Carolina Botanical Garden
The Huntington