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In the last days of September 2015, I visited La Closerie du Rond-Chêne and its oak collection, in southern Belgium, with past IOS President, Eike Jablonski.
Posted Sun, 2016-12-18 18:24 in Charles Snyers d'Attenhoven's blog
On Friday, October 21 I left Milan to drive south toward Lazio, the region in central Italy surrounding Rome, having as my final destination the Parco Nazionale del Circeo...
Posted Thu, 2016-12-15 19:41 in Morgan Santini's blog
The Woodland Trust is looking for oak trees that were grown in England from acorns gathered at Verdun when the battle ended. The plan is to collect acorns from these trees and grow a second...
Posted Fri, 2016-10-28 15:31 in Roderick Cameron's blog
I was born in Pin Oak Township, Illinois on the only 7 acres left of a large farm. My mother loved trees. My father said they made him tired to look at, because they would have to be cleared to...
Posted Thu, 2016-10-27 12:39 in Scot Sickbert's blog
Peter Marshall reports on the project to restore an old plantation of Valonia Oaks in Australia.
Students from Winters Flat Primary School and garden specialist Terry Willis plant a Quercus macrolepis subsp. ithaburensis seedling
Posted Wed, 2016-10-26 20:24 in Roderick Cameron's blog
My hobby is forestry. I live in Finland, which is usually know for pines, firs and birches. Now I try to plant oaks too.
Posted Tue, 2016-10-25 15:24 in Tuomo Isokuortti's blog
We have received a request from The Morton Arboretum for acorns of northern pin oak (Quercus ellipsoidalis), red oak (Q. rubra), and bur oak (Q. macrocarpa) to support a study on oak wilt. 
Posted Sat, 2016-10-01 21:27 in Website Editor's blog
This year a great number of species are producing acorns for the first time. 
Posted Sun, 2016-07-31 15:35 in Béatrice Chassé's blog
Here are two photos of acorns collected at Hackfalls end of April and now germinating.
Posted Mon, 2016-06-27 16:18 in Harriet Tupper's blog
Across the River Tay from Dunkeld, within easy walking distance, are two oaks with connections to the arts.
Birnam Oak, Young Pretender
Posted Wed, 2016-06-08 16:13 in Shaun Haddock's blog
Dan Keiser's documentary covering his 20 years of traveling with the International Oak Society, "Quercophiles Abroad", premiered at the 8th International Oak Conference workshops. 
Posted Wed, 2016-06-08 11:13 in Dan Keiser's blog

Pages

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...

Blogs

In the last days of September 2015, I visited La Closerie du Rond-Chêne and its oak collection, in southern Belgium, with past IOS President, Eike Jablonski.
Posted Sun, 2016-12-18 18:24 in Charles Snyers d'Attenhoven's blog
On Friday, October 21 I left Milan to drive south toward Lazio, the region in central Italy surrounding Rome, having as my final destination the Parco Nazionale del Circeo...
Posted Thu, 2016-12-15 19:41 in Morgan Santini's blog
The Woodland Trust is looking for oak trees that were grown in England from acorns gathered at Verdun when the battle ended. The plan is to collect acorns from these trees and grow a second...
Posted Fri, 2016-10-28 15:31 in Roderick Cameron's blog
I was born in Pin Oak Township, Illinois on the only 7 acres left of a large farm. My mother loved trees. My father said they made him tired to look at, because they would have to be cleared to...
Posted Thu, 2016-10-27 12:39 in Scot Sickbert's blog
Peter Marshall reports on the project to restore an old plantation of Valonia Oaks in Australia.
Students from Winters Flat Primary School and garden specialist Terry Willis plant a Quercus macrolepis subsp. ithaburensis seedling
Posted Wed, 2016-10-26 20:24 in Roderick Cameron's blog
My hobby is forestry. I live in Finland, which is usually know for pines, firs and birches. Now I try to plant oaks too.
Posted Tue, 2016-10-25 15:24 in Tuomo Isokuortti's blog
We have received a request from The Morton Arboretum for acorns of northern pin oak (Quercus ellipsoidalis), red oak (Q. rubra), and bur oak (Q. macrocarpa) to support a study on oak wilt. 
Posted Sat, 2016-10-01 21:27 in Website Editor's blog
This year a great number of species are producing acorns for the first time. 
Posted Sun, 2016-07-31 15:35 in Béatrice Chassé's blog
Here are two photos of acorns collected at Hackfalls end of April and now germinating.
Posted Mon, 2016-06-27 16:18 in Harriet Tupper's blog
Across the River Tay from Dunkeld, within easy walking distance, are two oaks with connections to the arts.
Birnam Oak, Young Pretender
Posted Wed, 2016-06-08 16:13 in Shaun Haddock's blog
Dan Keiser's documentary covering his 20 years of traveling with the International Oak Society, "Quercophiles Abroad", premiered at the 8th International Oak Conference workshops. 
Posted Wed, 2016-06-08 11:13 in Dan Keiser's blog

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