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The IOS recently received an inquiry from Jim Conrad about a strange phenomenon he observed on a twig of a Quercus
q_rugos2.jpg
Posted Tue, 2023-06-20 19:51 in Website Editor's blog
A new oak-themed mural beautifies an old brick wall in downtown Woodland, California.
photo_4_0.jpg
Posted Wed, 2023-06-14 15:02 in Website Editor's blog
Maricela Rodríguez interviewed staff and owners at key oak collections in the UK. 
Propagating oaks by cuttings
Posted Sun, 2023-04-16 13:10 in Website Editor's blog
Angela Moskow shared some disturbing accounts of oak poisonings.
how_to_kill_an_oak_page_1.jpg
Posted Sun, 2023-04-16 10:01 in Website Editor's blog
An article by Tim Boland and Matt Lobdell on why oaks are "ecological warhorses"
tag-jf22-cover-768x1013.jpg
Posted Wed, 2023-02-15 17:43 in Website Editor's blog
IOS founding member and oak doyen Guy Sternberg was interviewed by Vanessa Ferguson for NPR Illinois.
tacoleaves-rr.jpg
Posted Thu, 2022-12-15 15:47 in Website Editor's blog
A Latvian oak enthusiast shares his composition that aims to express the idea of an oak tree.
Posted Fri, 2022-04-15 18:32 in Website Editor's blog
Using acorns to teach maths
Acorn-ulator Cover
Posted Thu, 2021-10-14 14:48 in Website Editor's blog
And a special prize would go to anyone who could identify the species from the photo!
1-jasonkirk_60x_oaktrichomestomata.jpg
Posted Wed, 2021-10-13 13:59 in Website Editor's blog
Stories about oaks in the Netherlands
eik_ik.jpg
Posted Fri, 2021-06-11 17:02 in Website Editor's blog
Diana Gardener has again forwarded some interesting news items related to oaks and their connection to the manufacture of wines and spirits.
large-myers-1685-1.jpg
Posted Wed, 2019-04-17 10:57 in Website Editor's blog
Three oak-related news items have been brought to my attention lately...
cork_wars.jpg
Posted Tue, 2018-12-18 01:55 in Website Editor's blog

Pages

Editor's Picks

Past IOS President Allen Coombes, Curator of Scientific Collections at Puebla University Botanic Garden, discusses leaf variability in Quercus ceirpes (still image from the documentary)
A new documentary by Maricela Rodríguez Acosta
Website Editor | Feb 17, 2026
Quercus miyagii acorn and dried leaves
A rare oak endemic to the Ryukyu Islands of Japan
Elion Jam | Feb 16, 2026
A moss-covered oak (Quercus orocantabrica) in Mata de Albergaria, Peneda-Gerês National Park, Portugal  © Amit Zoran
Steve Potter reviews a new book that features oaks
Steve Potter | Feb 11, 2026

Plant Focus

Quercus canariensis in Cornwall Park, Epsom, Auckland, New Zealand, the champion specimen in New Zealand, planted in the 1920s, 27.2 m tall with a trunk diameter of 209 cm (G. Collett pers. comm. 2026)  © Gerald Collett
Antonio Lambe shares his views on this threatened oak native to Iberia and North Africa

Website Editor's blog

The IOS recently received an inquiry from Jim Conrad about a strange phenomenon he observed on a twig of a Quercus
q_rugos2.jpg
Posted Tue, 2023-06-20 19:51 in Website Editor's blog
A new oak-themed mural beautifies an old brick wall in downtown Woodland, California.
photo_4_0.jpg
Posted Wed, 2023-06-14 15:02 in Website Editor's blog
Maricela Rodríguez interviewed staff and owners at key oak collections in the UK. 
Propagating oaks by cuttings
Posted Sun, 2023-04-16 13:10 in Website Editor's blog
Angela Moskow shared some disturbing accounts of oak poisonings.
how_to_kill_an_oak_page_1.jpg
Posted Sun, 2023-04-16 10:01 in Website Editor's blog
An article by Tim Boland and Matt Lobdell on why oaks are "ecological warhorses"
tag-jf22-cover-768x1013.jpg
Posted Wed, 2023-02-15 17:43 in Website Editor's blog
IOS founding member and oak doyen Guy Sternberg was interviewed by Vanessa Ferguson for NPR Illinois.
tacoleaves-rr.jpg
Posted Thu, 2022-12-15 15:47 in Website Editor's blog
A Latvian oak enthusiast shares his composition that aims to express the idea of an oak tree.
Posted Fri, 2022-04-15 18:32 in Website Editor's blog
Using acorns to teach maths
Acorn-ulator Cover
Posted Thu, 2021-10-14 14:48 in Website Editor's blog
And a special prize would go to anyone who could identify the species from the photo!
1-jasonkirk_60x_oaktrichomestomata.jpg
Posted Wed, 2021-10-13 13:59 in Website Editor's blog
Stories about oaks in the Netherlands
eik_ik.jpg
Posted Fri, 2021-06-11 17:02 in Website Editor's blog
Diana Gardener has again forwarded some interesting news items related to oaks and their connection to the manufacture of wines and spirits.
large-myers-1685-1.jpg
Posted Wed, 2019-04-17 10:57 in Website Editor's blog
Three oak-related news items have been brought to my attention lately...
cork_wars.jpg
Posted Tue, 2018-12-18 01:55 in Website Editor'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