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James R. Fazio

    Misc Trees

    Paper Birch & Douglasfir: An Odd Relationship

    By James R. Fazio | February 15, 2018

    Trees in a forest are usually thought of as fierce competitors, each struggling for control of available light and soil moisture, usually at the expense of neighboring trees. But Canadian research Suzanne W. Simard and her colleagues found that paper birch can actually aid neighboring Douglasfirs. Through carefully-controlled research, Dr. Simard has documented the transfer of carbon (sugar) from paper birch to nearby Douglasfirs. The transfer takes place through tiny underground strands of beneficial fungi called ectomycorrhizae. These appendages are…

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  • Featured Tree of the Week

    Paper Birch: Shining Beauty

    Betula papyrifera …it is now one of the best loved trees of the New England landscape, and when we remember a scene there, we see birches in it — gleaming white trunks, houses, and…

    By James R. Fazio | February 13, 2018
  • Tree of the Week

    White Fir: An Avid Tree Tamed

    Abies concolor If you ramble around in the central mountains of the West, chances are good that you will encounter a white fir. You can fit it near the tourist meccas in Yosemite Valley…

    By James R. Fazio | December 19, 2017
  • Tree of the Week

    Eastern Redcedar: Far-Flung Pioneer

    Juniperus virginiana Eastern redcedar is the most wide-spread conifer in eastern North America. It is also the most drought-resistant and one of our most controversial trees. to Robert Lemmon, author of The Best Loved…

    By James R. Fazio | December 12, 2017
  • Tree of the Week

    Littleleaf Linden: Tree with a Past

    Tilia cordata Few of our street trees have a heritage as rich as the littleleaf linden. We enjoy this transplant from Europe for its pleasing shape, dense canopy, and super-fragrant flowers, but to the…

    By James R. Fazio | November 21, 2017
  • Tree of the Week

    Northern Catalpa: Rarely Unnoticed

    Catalpa speciosa Catalpa is a hard tree to overlook. Trumpet-shaped flowers herald its awakening for the summer and are soon followed by some of the largest leaves in the northern hemisphere. Elephant ears would…

    By James R. Fazio | November 7, 2017
  • Tree of the Week

    Sugar Maple: A Sweet Reward

    Acer saccharum Europeans were long familiar with the qualities of the maple wood. Species growing in the old world were used for the unpleasantness of pikes and lances. Imagine the happy surprise to find…

    By James R. Fazio | October 24, 2017
  • Tree of the Week

    Silver Maple: The Paradox

    Acer saccharinum Silver maples, wrote naturalist Donald Peattie, “impart to every stream and bank where they grow, to every big red Hoosier barn and little white farmhouse, to all the village streets and the…

    By James R. Fazio | October 17, 2017