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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. Wait 10 to 14 days between applications in cool weather and 7 to 10 days between applications in warm weather.

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

The Pyracantha Pest Management Calendar

The Pyracantha Pest Management Calendar gives approximate dates for pest emergence.

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This Insect Note has not been peer reviewed.

Pyracantha Pest Management Calendar

Skip to Pyracantha Pest Management Calendar
The Pyracantha 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
apple aphid II 1 Spray Application Spray Application Spray Application
hawthorne lace bug I 2 Spray Application Spray Application Spray Application Spray Application Spray Application
leafcrumpler III 2 Spray Application Spray Application Spray Application Spray Application Spray Application Spray Application
woolly apple aphid II 2 Spray Application or Drench Spray Application or Drench Spray Application or Drench Spray Application or Drench Spray Application or Drench
southern red mite I 2 Spray Application 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

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Publication date: Jan. 30, 2019
Revised: Nov. 10, 2023

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