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  • Answered by
    Nikki on
    March 7, 2011
    Certified Expert
    A.

    The only treatment is to cut away infected limbs. Good cultural practices, particularly with watering, will help prevent the spread.

    This article will help you: https://www.gardeningknowhow.com/plant-problems/disease/fire-blight-remedies-and-symptoms.htm

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  • Answered by
    Nikki on
    April 12, 2011
    Certified Expert
    A.

    The moss like substance is most likely lichen. It is probably not what is causing the trees to fail, but is rather a symptom that the tree is ill as they do like to attach to trees that are unhealthy. Besides lost leaves, do the trees have any other signs of being ill so that we can try to identify it for you?

    This article will explain more about lichen:
    https://www.gardeningknowhow.com/ornamental/fungus-lichen/treatment-tree-lichen.htm

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  • Answered by
    Heather on
    April 27, 2011
    Certified Expert
    A.

    It may be fire blight. This article will have more information:
    http://www.ipm.ucdavis.edu/PMG/PESTNOTES/pn7414.html

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  • Answered by
    Nikki on
    April 26, 2011
    Certified Expert
    A.

    Both kinds of damage sound like Japanese beetles. But occasionally, believe it or not, slugs also cause this kind of damage on tree leaves. If you are not seeing the pest, check the leaves at night for slugs.

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  • Answered by
    Heather on
    May 2, 2011
    Certified Expert
  • Answered by
    Heather on
    May 15, 2011
    Certified Expert
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