Locust Borer in Kentucky
MODERATEInsect
Locust Borer is currently active in Kentucky. Watch your susceptible trees closely and act early.
About Locust Borer
This is a picture of a Megacyllene robiniae at Fort Armistead Park in Baltimore City, Maryland.
Symptoms to watch for
Treatment options
Targeted Insecticide Application
Apply appropriate insecticide following label directions. Timing is critical — treat during the vulnerable larval or adult emergence stage for maximum effectiveness.
Biological Control Agents
Introduce or encourage natural predators and parasitoids. Options include releasing predatory beetles, parasitic wasps, or applying Bt (Bacillus thuringiensis) for caterpillar pests.
Infested Material Removal
Prune and destroy infested branches and plant material. Remove fallen debris that may harbor eggs or larvae. Dispose of material away from healthy trees.
Recommended Products & Tools
Helpful supplies for managing Locust Borer. Always read and follow label directions, and confirm a diagnosis before treating.
Knocks down soft-bodied pests like aphids, mites, and scale crawlers.
Smothers overwintering eggs and crawlers; dormant or summer rates.
Soil-applied protection taken up by the tree for season-long control.
Sharp, clean cuts to remove affected wood — a tree-care essential.
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Need help with Locust Borer in Kentucky?
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Browse all Kentucky arborists →Frequently asked questions
Is Locust Borer in Kentucky?
Locust Borer is currently active in Kentucky. Watch your susceptible trees closely and act early. It was first recorded here on September 18, 2026.
What does Locust Borer look like?
How do I treat Locust Borer?
Options include: Targeted Insecticide Application, Biological Control Agents, Infested Material Removal. Confirm the diagnosis before treating, and consider a certified arborist for high-value trees.