Caution
This information was developed for North Carolina and may not be applicable for other area. Please click on the thumbnail to enlarge it, if necesary.
Legend
* Degree of importance of pest: I=Important pes with a high probability of occurrence, II=Treat as needed.
** 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.
S = Spray application.
Other Resources
- Aphids on Ornamental Landscape Plants. Frank, S. 2009. Entomology Insect Notes, NC State Extension Publications.
- Armored Scale Identification and Management on Ornamental Plants. Frank, S. 2010. 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.
- Gloomy Scale, Melanaspis tenebricosa (Comstock), Hemiptera: Diaspididae. Frank, S. and A. Dale. 2015. Entomology Insect Notes, NC State Extension Publications.
- Greenstriped mapleworm. Frank, S. and A. Dale. 2015. Entomology Insect Notes, NC State Extension Publications.
- Horticultural Oils for Ornamental Plants. Frank, S. et al. 2018. Entomology Insect Notes, 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 Cooperative Extension Center.
This Insect Note has not been peer reviewed.
Publication date: Jan. 28, 2019
Revised: Oct. 3, 2019
N.C. Cooperative Extension prohibits discrimination and harassment regardless of age, color, disability, family and marital status, gender identity, national origin, political beliefs, race, religion, sex (including pregnancy), sexual orientation and veteran status.