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  1. Descriptor:           

    Failure (7)
    Damage (1)
    N/A (1)
    Stem(s) (1)

  1. Author:                  

    Joseph O'Brien (5)
    Jason Sharman (3)
    Rich Mason (1)
    USDA Forest Service - Forest Health Protection - St. Paul Archive (1)

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Landscape (7)
Portrait (3)

Tree Defects: Weak Branch Union

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10 Images of 3 Subjects View Subject List View Image Details View Thumbnails

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Subject Scientific Name Images
included bark 6
poor architecture 1
weak branch union 2

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