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Editor's Picks

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Sometimes when you least expect it, good things happen.
Gaurav Verma | Dec 13, 2020
Keiko Tokunaga's second book
Keiko Tokunaga's second book, “Illustrated Flora of...
Keiko Tokunaga | Dec 12, 2020
Jozef Oak
This renowned Quercus robur caught the eye of an artist and...
Roderick Cameron | Dec 12, 2020

Plant Focus

Quercus skinneri
Quercus skinneri is a Central American oak, distinguished by the large size of its fruit.

Blogs

We have received a request from The Morton Arboretum for acorns of northern pin oak (Quercus ellipsoidalis), red oak (Q. rubra), and bur oak (Q. macrocarpa) to support a study on oak wilt. 
Posted Sat, 2016-10-01 21:27 in Website Editor's blog
This year a great number of species are producing acorns for the first time. 
Posted Sun, 2016-07-31 15:35 in Béatrice Chassé's blog
Here are two photos of acorns collected at Hackfalls end of April and now germinating.
Posted Mon, 2016-06-27 16:18 in Harriet Tupper's blog
Across the River Tay from Dunkeld, within easy walking distance, are two oaks with connections to the arts.
Posted Wed, 2016-06-08 16:13 in Shaun Haddock's blog
Dan Keiser's documentary covering his 20 years of traveling with the International Oak Society, "Quercophiles Abroad", premiered at the 8th International Oak Conference workshops. 
Posted Wed, 2016-06-08 11:13 in Dan Keiser's blog
I went out to New Zealand to join the local members of the International Dendrology Society holding their AGM and combining this with the 100th birthday of Bob Berry
Posted Tue, 2016-06-07 22:59 in Harriet Tupper's blog
Grigadale Arboretum in Argentina has taken a first step in making the species list of its oaks available online.
Posted Mon, 2016-04-04 18:02 in Roderick Cameron's blog
A 900-year old oak tree doesn’t sound like the sort of thing you could keep hidden for any length of time (let alone centuries), but it seems that the English have pulled off the trick.
Posted Sun, 2016-04-03 15:44 in Roderick Cameron's blog
Quercus baloot is a drought-tolerant oak found in the drier valleys not only in Afghanistan, but also in the north of what is now Pakistan and into Kashmir; by and large it evaded introduction...
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Posted Sat, 2016-04-02 19:55 in Shaun Haddock's blog
It is with great sadness that I share with IOS members the news that Michael Heathcoat Amory died on the 24th of February.
Posted Sat, 2016-04-02 19:00 in James MacEwen's blog
A hybrid selected at Trompenburg Arboretum has parents that are oceans apart, yet closely related.
Posted Fri, 2016-04-01 18:23 in Gert Fortgens's blog

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