Caution
This information was developed for North Carolina and may not apply to other areas.
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The Dogwood Pest Management Calendar gives approximate dates for pest emergence.
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.
NCN = No control needed; P = Prune out infested twigs or branches; S = Spray application.
Other Resources
- Cottony Maple Leaf Scale. Frank, S. and S. Bambara. 2019 (revised). Entomology Insect Notes, NC State Extension Publications.
- Dogwood Borer. Walgenbach, J. 2015. NC State Extension Publications.
- Dogwood Clubgall Midge. Baker, J. R. 2019. PDIC Factsheets, NC State Extension Publications.
- Dogwood Sawfly. Baker, J. R. 2019 (revised). PDIC Factsheets, NC State Extension Publications.
- Dogwood Twig Borer. Baker, J. R. 2023 (revised). PDIC Factsheets, NC State Extension Publications.
- Fungus-Infected Seedcorn Maggot Flies. Frank, S. and J. R. Baker. 2019 (revised). Entomology Insect Notes, NC State Extension Publications.
- Dogwood Alliance
- Insect and Related Pests of Shrubs. Baker, J. R. ed. 1980. NC Agricultural Extension Service publication AG-189. 199 pp.
- North Carolina Agricultural Chemicals Manual
- NC State Extension Plant Pathology Publications and Factsheets
- NC State Horticultural Science Publications
Find your local N.C. Cooperative Extension center.
This Insect Note has not been peer reviewed.
Dogwood Pest Management Calendar
| Pests | Degree of Importance of Pest* | Number of applications** | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| cottony maple leaf scale | II | 2 | Spray Application | Spray Application | Spray Application | Spray Application | Spray Application | |||||||
| dogwood borer | II | 1 | Spray Application | Spray Application | Spray Application | |||||||||
| dogwood clubgall midge | II | 0 | Prune out infested twigs or branches | Prune out infested twigs or branches | Prune out infested twigs or branches | Prune out infested twigs or branches | Prune out infested twigs or branches | |||||||
| dogwood sawfly | III | 1 | Spray Application | Spray Application | Spray Application | Spray Application | ||||||||
| dogwood twig borer | II | 0 | Prune out infested twigs or branches | Prune out infested twigs or branches | Prune out infested twigs or branches | Prune out infested twigs or branches | Prune out infested twigs or branches | |||||||
| seedcorn maggot fly | IV | 0 | No control needed | No control needed |
* 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. ↲
NCN = No control needed; P = prune out infested twigs or branches; S = spray application.
Publication date: Jan. 22, 2019
Revised: Nov. 8, 2023
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