This information was developed for North Carolina and may not apply to other areas.

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Table Legend

* Degree of importance of pest: I = Important pest, high probability of occurrence; II = Treat as needed; III = Occasional pest, treat when detected.

** Number of applications needed for most effective control. It is usually best to wait 10 to 14 days between applications in cool weather and 7 to 10 days between applications in warm weather.

D = Drench; G = Granular; S = Spray application.

The Ornamental Cherry Pest Management Calendar gives approximate dates for pest emergence.

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The Ornamental Cherry Pest Management Calendar gives approximate dates for pest emergence.

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• Ambrosia Beetle Pests of Nursery and Landscape Trees. Frank, S. et al. 2019 (revised). Entomology Insect Notes, NC State Extension Publications.
• An Identification Tool for Bark Beetles of the Southeastern United States. Baker, J. R. et al. 2010 (modified). Lucid Key. NC State University.
• Aphids on Ornamental Landscape Plants. Frank, S. 2019 (revised). Entomology Insect Notes, NC State Extension Publications.
• Armored Scale Identification and Management on Ornamental Plants. Frank, S. 2022 (revised). Entomology Insect Notes, NC State Extension Publications.
• Caterpillars That Feed on Trees and Shrubs. Frank, S. and S. Bambara. 2009. Entomology Insect Notes, NC State Extension Publications.
• Citrus Whitefly. Frank, S. et al. 2019 (revised). Entomology Insect Notes, NC State Extension Publications. https://content.ces.ncsu.edu/citrus-whitefly
• Greater Peachtree Borer in the Landscape. Frank, S. et al. 2023 (revised). Entomology Insect Notes, NC State Extension Publications.
• Horticultural Oils for Ornamental Plants. Frank, S. et al. 2023 (revised). Entomology Insect Notes, NC State Extension Publications.
• Japanese Beetles on Ornamental Landscape Plants. Frank, S. and J. R. Baker. 2020 (revised). Entomology Insect Notes, NC State Extension Publications.
• Lesser Peachtree Borer. Walgenbach, J. 2015. NC State Extension Publications.
• San Jose Scale on Ornamentals. Baker, J. R. 2019 (revised). PDIC Factsheets, NC State Extension
• Soft Scale Identification and Management on Ornamental Plants. Frank, S. 2010. Entomology Insect Notes, NC State Extension Publications.
• Southern Red Mite and Spruce Spider Mite. Frank, S. et al. 2019 (revised). Entomology Insect Notes, NC State Extension Publications.
• White Peach Scale Insect. Baker, J. R. 2023 (revised). PDIC Factsheets, NC State Extension Publications.
• Extension Plant Pathology Publications and Factsheets
• Horticultural Science Publications
• North Carolina Agricultural Chemicals Manual

• For assistance with a specific problem, contact your local N.C. Cooperative Extension Center.

• This Insect Note has not been peer reviewed.

The Ornamental Cherry Pest Management Calendar gives approximate dates for pest emergence.

* Degree of importance of pest: I=Important pest, high probability of occurrence, II=Treat as needed: III=Occasional pest, treat when detected. ↲

** Number of applications needed for most effective control. It is usually best to wait 10 to 14 days between applications in cool weather and 7 to 10 days between applications in warm weather. ↲