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Editor's Picks

A.G.B. Fairchild with Quercus skinneri acorns
The famous agricultural explorer was fascinated by the...
Website Editor | Apr 23, 2023
An encounter in Taiwan with a genus in Fagaceae I had never...
Roderick Cameron | Apr 15, 2023
New study seeks to understand impact of climate change on...
Min Deng | Apr 06, 2023

Plant Focus

Quercus xjackiana acorns
The hybrid of Q. alba and Q. bicolor

Latest Articles

Five IOS members were invited to participate in an International Conservation Symposium in Taiwan.
W.S. Merwin - 1960s. Source: The Merwin Conservancy
Continuing our series of posts of poems that feature oaks: a meditation on the passing of time measured by the lives of ancient oaks.
Quercus mangdenensis images
Quercus mangdenensis H.T. Bing & Ngoc published in Phytokeys

Latest Blog Posts

Falstaff at Hern's Oak
Shakespeare mentions oaks more than any other tree.
Hans-Cees Speel shares news of the website he created, which includes numerous photos of 64 oak taxa. 
Blue Jays and Oaks by Jay Wright
Tim Boland brought to our attention an interesting discussion of dispersal of acorns by Blue Jays (Cyano
Propagating oaks by cuttings
Maricela Rodríguez interviewed staff and owners at key oak collections in the UK. 
Angela Moskow shared some disturbing accounts of oak poisonings.

Upcoming Events

Jul 01, 2023 to Jul 02, 2023
Oak Open Days will be held in Wales on Saturday 1st and Sunday 2nd July, 2023. 
Jul 21, 2023
This event has been organized in conjunction with the International Dendrology Society. 
Sep 17, 2023 to Sep 24, 2023
Itinerary to include Mount Hood, southwestern Oregon, the Siskiyou Mountains, and garden visits; led by Sean Hogan.