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Editor's Picks

Piers Trehane
Last March marked the 10 years since the death of Piers...
Roderick Cameron | Apr 13, 2021
Quercus Propagation Manual Cover
A new publication fills a void.
Roderick Cameron | Feb 13, 2021
Emory oak near Young, Arizona © Nanebah Lyndon
Emory oak acorns are a critically important commodity for...
Website Editor | Feb 12, 2021

Plant Focus

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Quercus stenophylloides is a medium-sized evergreen oak (15–18 m tall) restricted to central and northern Taiwan.

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Dwarf cultivars can be ideal for a small garden. Here are three "mini oaks". 
An admirable community effort in the town of Havelock North in New Zealand’s Hawke’s Bay has saved dozens of 80-year-old oaks that had been...
This report highlights two sites near the limits of the footprint of Quercus macrocarpa in north central North America: the Prairie...
An oak planted to commemorate the foundation of the city of Sacramento turned 80 this year, and the IOS has helped set the record straight...
Marcie Mayer’s new book, Eating Acorns, has soft “wipeable”covers that seem resistant to kitchen stains and acorn-flour fingerprints, ideal...
Fourteen participants mustered in Yorkshire, UK, on June 17th to commence the 2019 European Oak Open Days, having found their way from...
The Morton Arboretum is pleased to announce the release of the Conservation Gap Analysis of Native U.S. Oaks.
The Morton Arboretum, in collaboration with Botanic Gardens Conservation International U.S., are conducting a global ex-situ collections...
Stelian Radu, a founding member of the IOS, accomplished an impressive body of work in scientific research.
Originally described as a species, Quercus ×dysophylla is now considered to be of hybrid origin.
For over thirty years Bill Guion has pursued and photographed the live oaks of Louisiana.
Quercus look is one of the least-known oaks of the arid mountains of the Middle East. It grows on Mount Hermon and in the Anti-Lebanon...

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