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Editor's Picks

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During the month of October, I am posting daily tweets...
Andrew Hipp | Oct 12, 2019
The Mendota Dakota tribal community honored arborist Dan...
Dan Keiser | Oct 12, 2019
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Everyone who knew Lloyd will be as shocked and saddened as...
Shaun Haddock | Aug 24, 2019

Plant Focus

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Dwarf cultivars can be ideal for a small garden. Here are three "mini oaks". 

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The Arboretum des Grandes Bruyères is without doubt one of the most extraordinary private botanic gardens in France.
An oak in cultivation as Quercus eugeniifolia has now been described as a new species,  Quercus delgadoana S. Valencia, Nixon & L. M....
This trip report from Béatrice Chassé through Northern Mexico is reproduced from the IOS Journal.  The companion photo gallery contains...
A visit to the collections of Daniel Dumont, an Oak Open Day in Belgium.
A previously unreported station for Quercus sinuata var. breviloba has recently been identified in southwestern Custer County, Oklahoma. 
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...
The distribution of Palmer's oak (Quercus palmeri Engelm.) includes numerous isolated populations that are presumably relicts of a formerly...
In 2008 one red oak hybrid (Quercus rubra × ellipsoidalis) was diagnosed with oak wilt disease (Ceratocystis fagacearum) at Starhill Forest...
Many common native trees are just as beautiful as cultivated exotics. Since they have evolved with local conditions and are well adapted to...
 
This article covers the 2007 IOS tour to Japan.  It was initially published in the IOS Journal.  

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