white ash

Emerald Ash Borer Infestation

December 19, 2013 | Panayoti Kelaidis
Fraxinus americana 'Autumn Purple' (White Ash) "Disaster in slow motion" is a phrase that has been applied to many phenomena including global warming, the collapse of biodiversity, chronic drought...and most recently it's been appled to the Emerald Ash Borer ( Agrilus planipennis : henceforward...Learn more
In praise of bad trees...

In praise of bad trees...

December 12, 2010 | Panayoti Kelaidis
This past fall (as if overnight) a conflagration of spectacular red trees glowed for weeks all over Denver...friends and members of the Gardens would ask me what are those fabulous maples? They are very appropriately named 'Autumn Blaze', a hybrid of silver maple ( Acer saccharinum ) and red maple...Learn more