Woody Ornamental Integrated Pest Management at Penn State
HOME: Woody Ornamental Integrated Pest Management
FACT SHEETS: Identification and management of insects and diseases on landscape plants
PEST ACTIVITY: Weekly reports on insect and disease activity in Southwestern Pennsylvania
PEST DIAGNOSIS: Images of major insect and disease pests of landscape plants
CLASSES: Educational offerings in Southwestern Pennsylvania
CONTACT US: Mailing address, phone number, fax, and email information
SERVICES: Soil testing, insect and disease identification
RELATED LINKS: Integrated Pest Management information on the Web



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Ash Pest Diagnosis

Pest Diagnosis > Ash

1. What part of the plant is damaged by pests?
Choose --> Leaves | Bark or Stems


Leaves

Flower Galls

Fact Sheet

Flower galls on male ash trees caused by an eriophyid mite, Aceria fraxiniflora

Yes, this is the pest.

 

 

Bark or Stems

2. Which photo matches the damage on my plant? (For additional photos and facts, click on the fact sheet for each pest .)

Banded Ash Clearwing Borer

Fact Sheet

Exit holes on the trunk of Fraxinus pensylvanica, green ash from the banded ash clearwing borer

Yes, this is the pest.

 

Oystershell Scale

Fact Sheet

Oystershell scale on the trunk of of Fraxinus pensylvanica, green ash
Oystershell scale on the trunk of of Fraxinus pensylvanica, green ash

Yes, this is the pest.

 


3. Look for the name of the pest under the Control Measures for this plant.

 

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