Laurel Wilt in North Carolina
HIGHFungus
Laurel Wilt is currently active in North Carolina. Watch your susceptible trees closely and act early.
About Laurel Wilt
A lethal vascular disease of trees in the laurel family, vectored by the non-native redbay ambrosia beetle. It has devastated redbay populations in the southeastern coastal plain and threatens sassafras, avocado, and other lauraceous species.
Symptoms to watch for
Rapid wilting and browning of foliage that remains attached, dark streaking in sapwood, tiny beetle entrance holes with sawdust tubes (toothpick-like frass), death within weeks to months of symptom onset
Trees at risk in North Carolina
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Treatment options
Propiconazole Preventive Injection
Macro-infusion of propiconazole fungicide into root flares of high-value sassafras or avocado trees before infection occurs. Provides 1-2 years of partial protection. Does not cure infected trees.
Sanitation Removal of Infected Trees
Prompt removal and destruction of infected trees to reduce beetle breeding habitat and fungal inoculum. Cover stumps to prevent ambrosia beetle colonization of cut wood.
Recommended Products & Tools
Helpful supplies for managing Laurel Wilt. Always read and follow label directions, and confirm a diagnosis before treating.
Broad-spectrum protectant for many fungal leaf and bark diseases.
Preventive spray for needle cast, leaf spots, and blights.
Sharp, clean cuts to remove affected wood — a tree-care essential.
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Browse all North Carolina arborists →Frequently asked questions
Is Laurel Wilt in North Carolina?
Laurel Wilt is currently active in North Carolina. Watch your susceptible trees closely and act early.
What does Laurel Wilt look like?
Rapid wilting and browning of foliage that remains attached, dark streaking in sapwood, tiny beetle entrance holes with sawdust tubes (toothpick-like frass), death within weeks to months of symptom onset
What trees does Laurel Wilt affect in North Carolina?
It affects Sassafras. Susceptibility varies by species.
How do I treat Laurel Wilt?
Options include: Propiconazole Preventive Injection, Sanitation Removal of Infected Trees. Confirm the diagnosis before treating, and consider a certified arborist for high-value trees.