plant disease

  • oak tree with powdery mildew on leaves
    How-To

    Managing Powdery Mildew in the Southeast

    Powdery mildew can show up in a variety of plants in the Southeast, including trees, shrubs, perennials, and vegetables. The high humidity that we experience in the Southeast provides just…

  • signs of boxwood blight
    How-To

    3 Tell-Tale Signs of Boxwood Blight

    There are many common but less severe diseases of boxwood shrubs, and all are occasionally mistaken for boxwood blight. Learning the following combination of three key symptoms will help you…

  • boxwoods with boxwood blight
    How-To

    How to Fight Boxwood Blight

    It has now been a full ten years since a mysterious disease affecting 10,000 containerized boxwood (Buxus spp. and cvs., Zones 5–9) shrubs in North Carolina and over 100,000 boxwoods…

  • beech leaf disease
    How-To

    What You Need to Know About Beech Leaf Disease

    Gardeners best know two kinds of nematodes: those that are destructive root pests, and those that are beneficial and may be purchased to help control soil grubs, fungus gnats, thrips,…

  • How-To

    What’s Wrong With My Coneflower?

    Several diseases and pests affect coneflowers. While your coneflowers may never get any of them, it can be troubling if they do. Powdery mildew This disease typically occurs in overly…

  • How-To

    Coping With Powdery Mildew

    We can't alter the weather that favors this unsightly white fungus, but we can prevent or slow its spread

  • How-To

    Rose Rosette Disease. What To Do When You Get It.

    This is the third in our series on Rose Rosette Disease. In this one we talk about what to do if you get it.