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Diagnosis Case: Oak
| Sap oozing from cracks in the bark is one indication of the Flatheaded Appletree Borer. By looking under the bark at points where sap oozes from cracks, larval galleries can be detected, which are a sign of the Flatheaded Appletree Borer. |
| Adult Stage of Flatheaded Appletree Borer Diagnosis and Control of Flatheaded Appletree Borer |
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| This borer affects other hosts such as apple, beech, cotoneaster, dogwood, elm, linden, maple, sycamore, willow, and sycamore. |
Back to Oak Diagnosis
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