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Editor's Picks

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Stelian Radu, a founding member of the IOS, accomplished an...
Website Editor | Jun 16, 2019
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Scientists in Poland have successfully micropropagated 500...
Website Editor | May 30, 2019
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Five-minute, fifteen-slide Lighting Talks were included for...
Website Editor | May 01, 2019

Plant Focus

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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...

Blogs

I first met Bruce Bacon in 1984, and since then and through his Garden Farme, I learned about soils, fruits, salads, vegetables, organics, permaculture, sustainable ag, arbor care, tree...
Posted Sat, 2017-12-02 11:09 in Dan Keiser's blog
In August 2017, during a visit to Vancouver, British Columbia, I was able to visit an experimental plantation of Garry oak (Quercus garryana) at the University of British Columbia. 
Posted Fri, 2017-10-13 11:53 in Roderick Cameron's blog
I have always suspected that there was a secret hawthorn society hiding within the IOS. Last weekend, the Belgian Dendrology Society held a full-day event devoted to Crataegus. Three past and...
Posted Tue, 2017-10-10 11:46 in Charles Snyers's blog
Here in Finland we have short summers and long winters. Our domestic trees can get ready for the winter by stopping growing early enough. But if we try to grow something that has no experience...
Posted Sun, 2017-10-08 18:13 in Tuomo Isokuortti's blog
Harriet Tupper tells about oaks in collections seen in Normandy on an IDS tour.  
Posted Sun, 2017-10-01 12:10 in Harriet Tupper's blog
A one-day trip in Los Lunas and Albuquerque to see oaks in the city
Posted Fri, 2017-09-22 10:18 in Charles Snyers's blog
Following a very mild South Carolina winter, many species of plants had begun to break dormancy by mid-March, nearly a month ahead of schedule, setting the table for a potentially disastrous...
Posted Mon, 2017-08-21 19:14 in Ryan Russell's blog
On the advice of a novelist friend of mine, I have been reading Cervantes' Don Quijote. It was recommended for its literary merit ("Flaubert knew the novel by heart before he learnt to read," my...
Posted Fri, 2017-04-07 23:38 in Roderick Cameron's blog
In October 2015, after visiting the Polly Hill Arboretum on Martha’s Vineyard and before attending the 8th International Oak Society Conference in Lisle, Tim Boland, the Director of Polly Hill,...
Posted Sat, 2017-03-25 12:48 in Béatrice Chassé's blog
In the Trompenburg Arboretum archive, where we keep our letters, I recently found a letter from Heino Heine dating back to 1973. Attached to it was a postcard and herbarium specimens of Quercus...
Posted Tue, 2017-03-21 16:10 in Gert Fortgens's blog
"What's with all the Q's?" is the opening question in Dan Keiser's documentary film, Quercophiles Abroad, which was shown again last August at the Trylon Micro Cinema in Minneapolis, Minnesota. 
Posted Fri, 2017-03-17 14:29 in Dan Keiser's blog

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