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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...
Georgia oak is known from 15 counties in Georgia and possibly small pockets in Alabama, with an unverified report in North Carolina. One of...
Michael Avishai discusses observations regarding mating in isolated species in Israel. Originally published in Oak News & Notes Vol. 18...
Eastwoodhill is the National Arboretum of New Zealand, located on the East Coast of the North Island 35 km northwest of Gisborne. It is...
Latest in our series on Oak Artists is an interview with Swedish photographer Gustaf Emanuelsson, whose photos of the Oak of Kvill were...
A double Oak Open Day: Christine Battle's Congrove Arboretum followed by a visit to the National Arboretum at Westonbirt.

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Editor's Picks

Quercus coccifera, 97 cm dbh and 15 m canopy spread
Images and insights from Ezra Barnea’s journey to Cyprus’s...
Ezra Barnea | Jun 13, 2026
Lainey Kirshberger and Ryan Silver, students at Oklahoma State University, participated in the fieldwork and will lead the genetic and epigenetic analysis under the supervision of Dr. Antonio R. Castilla.
Endangered oak Quercus hinckleyi shows strong genetic...
Website Editor | Jun 09, 2026
The current Red List status and modelled outlook for the eight Californian oak species, plus tanoak
New paper should significantly change our approach to...
Steve Potter | Jun 09, 2026

Plant Focus

Quercus orocantabrica
Roderick Cameron and Carlos Vila-Viçosa give an account of this intriguing species from northwestern Iberia with a complex taxonomic and...

All Articles

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...
Georgia oak is known from 15 counties in Georgia and possibly small pockets in Alabama, with an unverified report in North Carolina. One of...
Michael Avishai discusses observations regarding mating in isolated species in Israel. Originally published in Oak News & Notes Vol. 18...
Eastwoodhill is the National Arboretum of New Zealand, located on the East Coast of the North Island 35 km northwest of Gisborne. It is...
Latest in our series on Oak Artists is an interview with Swedish photographer Gustaf Emanuelsson, whose photos of the Oak of Kvill were...
A double Oak Open Day: Christine Battle's Congrove Arboretum followed by a visit to the National Arboretum at Westonbirt.

Pages

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

Supporting Institutional Members

 

Standard Institutional Members

Rice University
San Diego Botanic Garden logo
San Diego Zoo Wildlife Alliance logo
South Carolina Botanical Garden

 

The Huntington
The John Fairey Garden