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Professional Insect & Mite Management Guide for Woody Plants

About the guide

  • Using this guide   
  • How Did We Choose the Species Found Here?   
  • Helpful Considerations   
  • Notes on the Search Functions Provided in this Guide   
  • Disclaimers
  • Works Cited
  • Contributions
  • Image
    Adult andromeda lace bug. (Image: Mike Raupp.)

    Andromeda Lace Bug

    Stephanitis takeyai
  • Image
    Arborvitae leafminer damage. Photo: Gyorgy Csoka, Hungary Forest Research Institute, Bugwood.org

    Arborvitae Leafminer

    Argyresthia thuiella
  • Image
    Ash plant bug damage. (Image: Whitney Cranshaw, Bugwood.org)

    Ash Plant Bug

    Tropidosteptes amoenus
  • Image
    Adult Asian longhorned beetles, pinned specimens. (Photo: Tawny Simisky)

    Asian Longhorned Beetle

    Anoplophora glabripennis
  • Image
    Azalea bark scale. Photo: Tawny Simisky

    Azalea Bark Scale

    Acanthococcus (formerly Eriococcus) azaleae
  • Image
    Adult azalea lace bug. Photo: James L. Castner, University of Florida.

    Azalea Lace Bug

    Stephanitis pyrioides
  • Image
    Azalea leafminer damage on host plant leaves. Photo: Tawny Simisky

    Azalea Leafminer

    Caloptilia azaleella
  • Image
    Azalea sawfly caterpillar. Photo: Jeff Hahn, University of Minnesota.

    Azalea Sawfly

    Amauronematus azaleae
  • Image
    Common bagworm inside bag. (Photo: Tawny Simisky)

    Bagworm

    Thyidopteryx ephemeraeformis
  • Image
    Balsam twig aphids and damage. Photo: E. Bradford Walker, Vermont Department of Forests, Bugwood.org.

    Balsam Twig Aphid

    Mindarus abietinus
  • Image
    Gouting caused by balsam woolly adelgid. Photo: Robert L. Anderson, USDA Forest Service, Bugwood.org.

    Balsam Woolly Adelgid

    Adelges piceae
  • Image
    Beech scale on American beech. Photo: Tawny Simisky

    Beech Scale

    Cryptococcus fagisuga
  • Image
    Birch leafminer damage. Photo: Whitney Cranshaw, Colorado State University, Bugwood.

    Birch Leafminer

    Fenusa pusilla
  • Image
    Birch sawflies. Photo: Gilles Arbour, Bugguide.

    Birch Sawfly

    Arge pectoralis
  • Image
    Twig swelling caused by the black oak gall wasp, Zapatella davisae. Photo: Whitney Cranshaw, Colorado State University, Bugwood.

    Black Oak Gall Wasp (Cynipid Oak Gall Wasp/Crypt Gall Wasp)

    Zapatella davisae (formerly Callirhytis ceropteroides)
  • Image
    Black pineleaf scale. Photo: Whitney Cranshaw, Colorado State University, Bugwood.

    Black Pineleaf Scale

    Dynaspidiotus californicus (Formerly Nuculaspis californica)
  • Image
    Black turpentine beetle adult. Photo: Steven Valley, Oregon Department of Agriculture, Bugwood.

    Black Turpentine Beetle

    Dendroctonus terebrans
  • Image
    Black vine weevil adult. Photo: Peggy Greb, USDA Agricultural Research Service, Bugwood.

    Black Vine Weevil (Taxus Weevil)

    Otiorhynchus sulcatus
  • Image
    Box tree moth caterpillars. Photo: Matteo Maspero and Andrea Tantardini.

    Box Tree Moth

    Cydalima perspectalis
  • Image
    Adult and immature boxelder bugs. Photo: Carol Simisky

    Boxelder Bug

    Boisea (Leptocoris) trivittata
  • Image
    Boxwood leafminer mine in boxwood leaf. Photo: Tawny Simisky

    Boxwood Leafminer

    Monarthropalpus flavus (buxi)
  • Image
    Boxwood psyllid cupping damage to boxwood leaves. Photo: Tawny Simisky

    Boxwood Psyllid

    Psylla buxi
  • Image
    Bronze birch borer adult. Photo: Whitney Cranshaw, Colorado State University, Bugwood.

    Bronze Birch Borer

    Agrilus anxius
  • Image
    Browntail moth caterpillar. Caution: hairs from this species cause a poison ivy-like rash. Photo: Sandra Standbridge.

    Browntail Moth

    Euproctis chrysorrhoea

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Publications & Resources

  • Fact Sheets
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    • About the guide
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