The distribution of Palmer's oak (Quercus palmeri Engelm.) includes numerous isolated populations that are presumably relicts of a formerly...
By IOS Site Admini...
Jul 1, 2010
In 2008 one red oak hybrid (Quercus rubra × ellipsoidalis) was diagnosed with oak wilt disease (Ceratocystis fagacearum) at Starhill Forest...
By Guy Sternberg
Dec 6, 2009
Many common native trees are just as beautiful as cultivated exotics. Since they have evolved with local conditions and are well adapted to...
By Béatrice Chassé
Aug 25, 2008
This article covers the 2007 IOS tour to Japan. It was initially published in the IOS Journal.
By Shaun Haddock
Dec 31, 2007
Pages
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Motivation
I live in the village of Dolné Dubové...
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Plant Focus
The only oak species endemic to Africa is rare in cultivation. It shouldn't be.
The distribution of Palmer's oak (Quercus palmeri Engelm.) includes numerous isolated populations that are presumably relicts of a formerly...
By IOS Site Admini...
Jul 1, 2010
In 2008 one red oak hybrid (Quercus rubra × ellipsoidalis) was diagnosed with oak wilt disease (Ceratocystis fagacearum) at Starhill Forest...
By Guy Sternberg
Dec 6, 2009
Many common native trees are just as beautiful as cultivated exotics. Since they have evolved with local conditions and are well adapted to...
By Béatrice Chassé
Aug 25, 2008
This article covers the 2007 IOS tour to Japan. It was initially published in the IOS Journal.
By Shaun Haddock
Dec 31, 2007















