With Dirr’s Hardy Trees and Shrubs and Dirr’s Trees and Shrubs for Warm Climates, Michael Dirr set the gold standard for horticultural reference.
Dirr’s Encyclopedia of Trees and Shrubs is the most comprehensive visual reference on this important subject.
In a class by itself for its quality of information, the best researched recommendations for hardiness in the industry, beautiful photography, and Dirr’s own preeminence as a master plantsman, Dirr’s Encyclopedia of Trees and Shrubs is a critical addition to any garden library.
Learn More