Caution
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.
Other Resources
- 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
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For assistance with a specific problem, contact your local N.C. Cooperative Extension Center.
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This Insect Note has not been peer reviewed.
Ornamental Cherry Pest Management Calendar
The Ornamental Cherry Pest Management Calendar gives approximate dates for pest emergence.
Pests | Degree of Importance of Pest* | Number of applications** | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
aphids | I | 2 | Drench or Granular or Spray application | Drench or Granular or Spray application | Drench or Granular or Spray application | Drench or Granular or Spray application | Drench or Granular or Spray application | |||||||
armored scales (San Jose) |
I | 3 | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | ||
armored scales (white peach) | II | 3 | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | ||
beetles (flea) |
III | 1 | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | |||||||
beetles (Japanese) | II | 4 | Spray Application | Spray Application | Spray Application | Spray Application | ||||||||
borers (ambrosia) |
II | 2 | Spray Application | Spray Application | ||||||||||
borers (lesser peach) | III | 2 | Spray Application | Spray Application | Spray Application | Spray Application | ||||||||
borers (peachtree) | I | 1 | Spray Application | |||||||||||
borers (shothole) | II | 2 | Spray Application | Spray Application | Spray Application | |||||||||
caterpillars |
II | 2 | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | ||||||
citrus whitefly | III | 3 | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | |||||||
soft scales | III | 1 | Spray Application | Spray Application | ||||||||||
spider mites | III | 2 | Drench or Granular or Spray application | Drench or Granular or Spray application | Drench or Granular or Spray application | Drench or Granular or Spray application | Drench or Granular or Spray application | Drench or Granular or Spray application | Drench or Granular or Spray application | Drench or Granular or Spray application | Drench or Granular or Spray application | Drench or Granular or Spray application |
* 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. ↲
Publication date: Jan. 29, 2019
Revised: Nov. 9, 2023
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