PlantAmerica — Biography for Michael A. Dirr
Michael A. Dirr’s lifelong passion for horticulture has positively influenced a generation of students, gardeners and plantspeople. His teaching, research and writing endeavors have advanced the art and science of horticulture and gardening. And now he has advanced the state-of-the-art with the Woody Plant Photo-Library on CD-ROM. Dirr’s love of gardening was inherited from his […]