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  • What's Wrong with my Colorado Blue Spruce Tree?

    … attractive color and shape. There are, however, two plant diseases that commonly infect and disfigure them. Both … and progressively speed up the decline of this popular tree. Rhizosphaeria needle blight on blue spruce. Needle Cast … symptoms will continue to spread upward and around the tree. Branches will decline and die after 3-4 years of …

  • Fire Blight Disease of Trees

  • Beech Bark Disease

    … faginata  and  Neonectria ditissima ) to enter the tree, ultimately stunting and killing it. In some forest … MISC December Invader of the Month. Scale infected beech tree   Photo: PA Depart. of Conservation and Natural … wax coating. This will occur on the trunk and limbs of the tree in scattered groups that will later become large strips …

  • Peach, Cherry, Plum, and Nectarine Insect Pests

    … below visible damage. 3) Peachtree borers and lesserpeach tree borers Peachtree borer damage Gummosis can be a sign of … peach and nectarine trees at or just below the base of the tree. One borer can kill a small tree; two or more may kill … Plant Care Peach, Cherry, Plum, Nectarine, and Apricot Diseases Peach, Cherry, Plum, Nectarine, and Apricot Problems …

  • Brown Rot on Ornamental Cherry Trees

  • Starting a Home Fruit Garden

    … Pear, Asian Pyrus pyrifolia Asia Fruits 2-3 years after planting; susceptible to fireblight Pear, European* Pyrus … plants for water, sunlight, and soil nutrients. Before planting, kill existing vegetation by covering it with a … Extension Master Gardeners who teach and demonstrate vegetable and fruit growing practices for backyard, …

  • Peach, Cherry, Plum, Nectarine, and Apricot Problems not caused by Diseases or Insects

    … but will also attack cherry. One or two borers can kill a tree. Twig/branch dieback Root damage, drought, or mechanical … Bark is cracked longitudinally  Sunscald on peach tree trunk Photo: William M. Brown Jr., Bugwood.org  … affected fruit. Related information Peach and Cherry Diseases Peach and Cherry Insect Pests … Peach, Cherry, Plum, …

  • Cherry Laurel: Identify and Manage Problems

    … can weaken them and make them susceptible to pests and diseases. Growing cherry laurel in Maryland Site Disease and … with, or slightly above, ground level. Visit Planting a Tree or Shrub for more details. Mulch should be laid no … plant damage. For example, cherry shot hole infection and tree cricket chewing cause cosmetic symptoms but do not …

  • Embedded Wires, Nylon Cord, and Wire Baskets

    … Guy wire embedded in a tree trunk. Photo: Rebekah D. Wallace, University of Georgia, … removing the wires, hose, and stakes supporting a tree after the first year. There is no additional benefit in … wires and stakes on trees for a longer period of time. Tree support and staking Staking newly planted trees with …

  • Fruit Plant Care

    … March 14, 2024 Proactive plant care can support a fruit tree or shrub through many years of productive harvests. As … early to prevent significant damage from pests, diseases, or wildlife. By promoting vigorous growth and … during extremely high temperatures. During dry periods, tree fruits should be irrigated for the first 3 to 5 years. …