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  1. Agrilus anxius
    Agrilus anxius
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  2. Davey Tree
    https://www.davey.com/insect-disease-resource-center/bronze-birch-borer

    Bronze Birch Borer Damage & Treatments | Davey Tree

    • The bronze birch borer (Agrilus anxius) is a destructive beetle that feeds on birch trees. Signs of this pest include off-color and sparse foliage in the upper canopy of the birch tree, dead branches in the upper c… 展开

    Hosts

    This borer feeds on birch trees weakened from drought, poor growing conditions, or other insect i… 展开

    Davey Tree
    Biology & Symptoms

    Borer larvae make long, winding tunnels under the bark. This disrupts the vascular tissues, causing the trunk or branch to die from a lack of water and nutrients. 展开

    Davey Tree
    Bronze Birch Borer Treatment & Management

    Applications in early to mid-spring can reduce further borer infestations. Applications need to be made on rough areas of the bark on the main trunk and limbs, and espec… 展开

    Davey Tree
    Homeowner Guide to Managing Bronze Birch Borer - OSU Extensio…
    Birch trees in the PNW are dying from damage caused by a beetle that spends most of its life inside the tree. Often by the time beetle infestation is recognized, it is too late to save the tree. The purpo…
    OSU Extension Service · https://extension.ore…
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    目录
    Hosts
    Biology & Symptoms
    Bronze Birch Borer Treatment & Management
     
  1. Mulch over the root zone to a depth of 2 to 4 inches to help moderate soil temperatures, retain moisture, and reduce trunk injury caused by lawn mowers. Identify declining and dead branches for pruning. Prune in fall when the adult borers are not active because they can be attracted to fresh pruning cuts. Remove infested wood from the landscape.

    Bronze Birch Borer | The Morton Arboretum

    mortonarb.org/plant-and-protect/tree-plant-care/plant-care-resources/bronze-birch-borer/
    mortonarb.org/plant-and-protect/tree-plant-care/plant-care-resources/bronze-bir…
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  2. 其他用户还问了以下问题
    Can bronze birch borer be treated at home?
    Seattle Tree Care experts talk about options for treating bronze birch borer, from chemical treatments to at-home practices that can save your birch tree. Native to North America, damage caused by the bronze birch borer (BBB) dates back to the late 1800’s and continues to the present day.

    Bronze Birch Borer: Symptoms, Causes, Treatment & Prevention

    seattletreecare.org
    How do bronze birch beetles emerge?
    As adult beetles emerge in spring they leave “D-shaped” holes in the bark. The bronze birch borer overwinters under the bark, in a cell they construct at the end of their tunnel. The larvae pupate the following spring and emerge as adult beetles through D-shaped holes cut into the bark. The adult bronze birch borer is a slender, bronze beetle.

    Bronze Birch Borer | The Morton Arboretum

    mortonarb.org
    Which treatment is recommended for a birch tree?
    Which treatment will be recommended is dependent on the time of year the treatment will be applied. Xytect or Transtect will also protect your birch tree from these other insects: If you have a tree that is infested or a large tree that is in a high-risk area, your arborist may recommend a treatment using Mectinite.

    Bronze Birch Borer: Symptoms, Causes, Treatment & Prevention

    seattletreecare.org
    What does a bronze birch borer feed on?
    The adult bronze birch borer is a copper/bronze colored slender beetle. The larvae, which does the damage, feed on the vascular tissue under the bark. The Bronze Birch Borer typically attacks trees which are already stressed or in decline.

    Bronze Birch Borer Tree Insect - Arborjet

    arborjet.com
    How do you get rid of birch borers?
    A recent treatment involves using a soil-injected product in late summer/fall or early spring to reduce borer damage during the next growing season. When considering planting a birch tree, select well-drained, sandy, or loamy soil. Birches struggle in clay soils.

    Bronze Birch Borer Damage & Treatments | Davey Tree

    davey.com
    Can birch trees be saved from Bugs?
    Contact Aspen Arboriculture today to help create a plan to save your birch trees from the bugs that affect so many birch trees in the surrounding area. We serve the Sioux Falls, South Dakota and surrounding areas. Bronze birch borer beetles are native to North America that can kill white-barked birch trees.

    What Are Bronze Birch Borers: How To Protect Your Trees

    aspenarbo.com
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  3. OSU Extension Service
    https://extension.oregonstate.edu/cata…

    Homeowner Guide to Managing Bronze Birch Borer

    Birch trees in the PNW are dying from damage caused by a beetle that spends most of its life inside the tree. Often by the time beetle infestation is recognized, it is too late to save the tree. The purpose of this document is to assist …

  4. Purdue Extension Entomology
    https://extension.entm.purdue.edu/publications/E-50/E-50.html

    Bronze Birch Borer - Purdue University

  5. The Morton Arboretum
    https://mortonarb.org/.../bronze-birch-b…

    Bronze Birch Borer | The Morton Arboretum

    The most effective method of managing the bronze birch borer is through proper cultural practices. First, select one of the more resistant species. Make sure the tree is properly sited. Birches prefer cool, moist, partially shaded situations …

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  6. Seattle Tree Care
    https://seattletreecare.org/battling-the-br…

    Bronze Birch Borer: Symptoms, Causes, Treatment

    2022年6月21日 · Bronze birch borer is killing birch trees throughout the King County area. Learn how to spot the early signs and get effective treatment to save your trees. Seattle Tree Care experts talk about options for treating …

  8. Penn State Extension
    https://extension.psu.edu/bronze-birc…

    Bronze Birch Borer - Penn State Extension

    2023年6月19日 · The bronze birch borer is a serious secondary pest of white, paper, and cut-leaf weeping birches. This native flatheaded borer will attack yellow, gray, and other species of birch. It has also been reported on beech.

  9. Arborjet
    https://arborjet.com/.../bronze-birch-borer

    Bronze Birch Borer Tree Insect - Arborjet

    Bronze Birch Borer treatment in the spring will prevent the adult beetles from feeding and laying eggs in the tree, whereas summer treatment will kill the larval stage of Bronze Birch Borer feeding under the bark.

  10. OSU Extension Service
    https://extension.oregonstate.edu/ask-extension/...

    Treatments for bronze birch borer? | OSU Extension Service

  11. Gardenia
    https://www.gardenia.net/pest/bronze-bi…

    Bronze Birch Borer - Prevention and Control - Gardenia

    The Bronze Birch Borer (Agrilus anxius) is a destructive wood-boring beetle that primarily targets birch trees. Its larvae tunnel into the inner bark and disrupt the tree's vascular system, causing extensive damage and potentially leading to …

  12. aspenarbo.com
    https://aspenarbo.com/.../bronze-birch-borer

    What Are Bronze Birch Borers: How To Protect Your Trees