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Sirex Woodwasp

Scientific Name

Sirex noctilio F. (Goulet 2012)

Common Name

Sirex woodwasp (SWW), European woodwasp, Eurasian woodwasp

Native To

Eurasia (APHIS 2008)

Date of U.S. Introduction

First identified in New York in 2004 (APHIS 2008)

Means of Introduction

Accidentally introduced through imported wood products (Carnegie et al. 2006)


Feeds on healthy pine trees and serves as a vector for a fungus that kills pine trees (APHIS 2008)

Sirex woodwasp
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Sirex Woodwasp, Adult Female


David R. Lance USDA. APHIS. Plant Protection and Quarantine.

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  • Sawfly GenUS is Now Complete

    • Apr 5, 2022
    • USDA. APHIS. PPQ. CPHST. Identification Technology Program.

    • ITP is pleased to announce that Sawfly GenUS is now complete. Developed in cooperation with the Washington State Department of Agriculture, Sawfly GenUS is an interactive identification tool for all sawfly genera found in the United States and Canada. This tool is intended to help recognize exotic sawfly introductions and provide access to general information on affected plants, range, and diversity of these insects. This tool should be useful for port identifiers and screeners, provincial and state departments of agriculture, university extension professionals, and any non-expert with an interest in sawflies.

Distribution / Maps / Survey Status

Selected Resources

The section below contains highly relevant resources for this species, organized by source.

Council or Task Force
Federal Government
International Government
State and Local Government