Authors: Michael A. Dirr

  • Dirr’s Hardy Trees and Shrubs An Illustrated Encyclopedia — Michael A. Dirr

    Dirr’s Hardy Trees and Shrubs An Illustrated Encyclopedia — Michael A. Dirr

  • The Tree Book Superior Selections for Landscapes, Streetscapes, and Gardens — Michael A. Dirr

    The Tree Book Superior Selections for Landscapes, Streetscapes, and Gardens — Michael A. Dirr

  • Dirr’s Encyclopedia of Trees and Shrubs — Michael A. Dirr

    Dirr’s Encyclopedia of Trees and Shrubs — Michael A. Dirr

  • The Reference Manual of Woody Plant Propagation From Seed to Tissue Culture, Second Edition — Michael A. Dirr

    The Reference Manual of Woody Plant Propagation From Seed to Tissue Culture, Second Edition — Michael A. Dirr