NC State Extension Publications

Caution

Skip to Caution

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

Please click on the thumbnail to enlarge it.

Jump to the table legend.

View an accessible version of the table in HTML format.

The Crape Myrtle Pest Management Calendar

The Crape Myrtle Pest Management Calendar gives approximate dates for pest susceptibility.

* 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 application

G = granular application

S = spray application.

Other Resources

Skip to Other Resources

Find your local N.C. Cooperative Extension county center.

This Insect Note has not been peer reviewed.

Crape Myrtle Pest Management Calendar

Skip to Crape Myrtle Pest Management Calendar
Crape Myrtle Pests
Pest Degree of Importance of Pest* Number of applications** Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
crapemyrtle bark scale I 1, 2, or 3 Drench or Granular Drench or Granular Drench or Granular Spray Application Spray Application Spray Application
crapemyrtle aphid I 2 or 3 Spray Application Spray Application Spray Application Spray Application Spray Application
Japanese beetle II 2 or 3 Spray Application Spray Application

Planthoppers

III 1 Spray Application Spray Application Spray Application Spray Application 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.

Authors

Professor and Extension Specialist
Entomology & Plant Pathology
Professor Emeritus
Entomology & Plant Pathology

Find more information at the following NC State Extension websites:

Publication date: Jan. 22, 2019
Revised: Nov. 8, 2023

Recommendations for the use of agricultural chemicals are included in this publication as a convenience to the reader. The use of brand names and any mention or listing of commercial products or services in this publication does not imply endorsement by NC State University or N.C. A&T State University nor discrimination against similar products or services not mentioned. Individuals who use agricultural chemicals are responsible for ensuring that the intended use complies with current regulations and conforms to the product label. Be sure to obtain current information about usage regulations and examine a current product label before applying any chemical. For assistance, contact your local N.C. Cooperative Extension county center.

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.