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Dr. Michael Avishai, a leading oak expert, botanist, and...
Ori Fragman-Sapir | Feb 08, 2019
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The Huntington, in San Marino, CA, obtained a grant from...
Website Editor | Feb 08, 2019
It may surprise you to learn that we are not the first Oak...
Shaun Haddock | Dec 15, 2018

Plant Focus

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Quercus douglasii is an endemic California oak tree, affectionately called “the blue oak” due to its distinctive blueish-green leaf color....

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Oak by Peter Young: the second volume of a series intended to integrate horticultural and botanical writing with a broader account of the...
Michael Avishai discusses observations regarding mating in isolated species in Israel. Originally published in Oak News & Notes Vol. 18...
For upwards of twenty years, Shaun Haddock has been planting oaks at the Arboretum de la Bergerette in southwest France, during which time...
On Sunday, 22nd of September 2013, about 30 oak enthusiasts gathered at Pavia Nurseries in Deerlijk, Belgium for an Oak Open Day that was...
In collaboration with INRA and the University of Bordeaux, the 7th International Oak Society Conference, attended by 90 participants from...
In 2008 one red oak hybrid (Quercus rubra × ellipsoidalis) was diagnosed with oak wilt disease (Ceratocystis fagacearum) at Starhill Forest...
During this early autumn week of incomparable weather, twelve members of the IOS, and three others who were guests, enjoyed a truly...
A visit to two Belgian collections on a rainy September day, Arboretum Wespelaar and the National Botanical Garden of Belgium. 
Shaun Haddock invited the IOS membership on July 19, 2010 to an Oak Open Day at the Royal Botanic Gardens, Kew, near London. The aim was to...
Many common native trees are just as beautiful as cultivated exotics. Since they have evolved with local conditions and are well adapted to...
The Arboretum des Grandes Bruyères is without doubt one of the most extraordinary private botanic gardens in France.
This article covers the 2007 IOS tour to Japan.  It was initially published in the IOS Journal.  

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