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Andy Goldsworthy's A Garden of Stones at the Museum of Jewish Heritage
Tracking oak phenophases
The decline in regeneration potential of Quercus leucotrichophora is of great concern in the Kumaun Himalayan region.  
Young oaks are ceremonial trees in Serbia.
The oak savanna at Genesee features a collection of large, open-grown oak trees.
Oaks planted to rebuild Denmark's navy have served other uses.
8,500-year-old textile made from oak bast.
Eastwoodhill Arboretum launches "Trees for our Future" campaign.
Notable oaks from south of the border.
The first in a series of posts of poems featuring oaks.
Two podcasts posted recently will be of interest to oak enthusiasts.
Quercus costaricensis is a Central American oak belonging to the subgenus Quercus, section Lobatae.

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

All Articles

Andy Goldsworthy's A Garden of Stones at the Museum of Jewish Heritage
Tracking oak phenophases
The decline in regeneration potential of Quercus leucotrichophora is of great concern in the Kumaun Himalayan region.  
Young oaks are ceremonial trees in Serbia.
The oak savanna at Genesee features a collection of large, open-grown oak trees.
Oaks planted to rebuild Denmark's navy have served other uses.
8,500-year-old textile made from oak bast.
Eastwoodhill Arboretum launches "Trees for our Future" campaign.
Notable oaks from south of the border.
The first in a series of posts of poems featuring oaks.
Two podcasts posted recently will be of interest to oak enthusiasts.
Quercus costaricensis is a Central American oak belonging to the subgenus Quercus, section Lobatae.

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