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An Estonian oak that stands in the middle of a sports stadium has won the European Tree of the Year contest.
Scientists from The Morton Arboretum and Chicago Botanic Garden are  conducting a conservation genetics project to compare levels of...
Gallipoli oaks are being planted to commemorate First World War Centenary.
A brief survey of notable oaks at Anlaby, currently the largest collection of National Trust registered heritage trees in one location...
Seeking alternatives for adding rare oaks to collections.
A Mediterranean oak with a long-standing relationship with humanity.
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...
Oak by Peter Young: the second volume of a series intended to integrate horticultural and botanical writing with a broader account of the...
IOS Board member Gert Fortgens welcomed around 30 participants to a most enjoyable two-day "Oak Open Days" event at Trompenburg Arboretum...
Aubrey Streit Krug's review of IOS member Jack Phillips' book.
A restoration project that will be of interest to IOS members is taking place in the Australian state of Victoria. A plantation of valonia...
Andrea Jones is one of the world's foremost garden photographers, whose pictures have appeared in many books, magazines and newspapers...

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Editor's Picks

Group photo at Mereweather Arboretum
Oak collections and much more in Canberra, New South Wales...
Website Editor | Aug 11, 2025
A controversial publication proposes to change the...
Roderick Cameron | Aug 05, 2025
Group photo with champion Quercus arkansana in Bokrijk Arboretum
A team of reporters share their take on the event.
Website Editor | Jun 22, 2025

Plant Focus

Quercus ×bimundorum ‘Crimschmidt’ growing in the Prairie Arboretum, Freeman, South Dakota, USA © Dirk GiseburtQuercus ×bimundorum ‘Crimschmidt’ growing in the Prairie Arboretum, Freeman, South Dakota, USA © Dirk Giseburt
A naturally occurring hybrid between Quercus robur and Q. alba.

All Articles

An Estonian oak that stands in the middle of a sports stadium has won the European Tree of the Year contest.
Scientists from The Morton Arboretum and Chicago Botanic Garden are  conducting a conservation genetics project to compare levels of...
Gallipoli oaks are being planted to commemorate First World War Centenary.
A brief survey of notable oaks at Anlaby, currently the largest collection of National Trust registered heritage trees in one location...
Seeking alternatives for adding rare oaks to collections.
A Mediterranean oak with a long-standing relationship with humanity.
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...
Oak by Peter Young: the second volume of a series intended to integrate horticultural and botanical writing with a broader account of the...
IOS Board member Gert Fortgens welcomed around 30 participants to a most enjoyable two-day "Oak Open Days" event at Trompenburg Arboretum...
Aubrey Streit Krug's review of IOS member Jack Phillips' book.
A restoration project that will be of interest to IOS members is taking place in the Australian state of Victoria. A plantation of valonia...
Andrea Jones is one of the world's foremost garden photographers, whose pictures have appeared in many books, magazines and newspapers...

Pages

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

Supporting Institutional Members

Standard Institutional Members

Rice University