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National Invasive Species Information Center
U.S. Department of Agriculture
  1. Home
  2. Terrestrial Invasives
  3. Terrestrial Pathogens and Diseases
  4. Boxwood Blight

Boxwood Blight

Scientific Name

Calonectria pseudonaviculata (Crous, J.Z. Groenew. & C.F. Hill) L. Lombard, M.J. Wingf. & Crous. (Lombard et al. 2010)

Common Name

Boxwood blight, box blight, Buxus blight

Synonym

Cylindrocladium pseudonaviculatum Crous, J.Z. Groenew. & C.F. Hill, 2002, Cylindrocladium buxicola Henricot 2002

Native To

First discovered in the United Kingdom (LeBlanc et al. 2018)

Date of U.S. Introduction

2011 (LeBlanc et al. 2018)

Means of Introduction

Unknown (LaMondia 2014)

Impact

Fungal disease of boxwood plants (Buxus spp.) (LeBlanc et al. 2018)

Boxwood Blight

Boxwood blight, early leaf symptoms

Credit

Photo by David Clement; University of Maryland

Source
Invasive.org.

Find more images

Spotlights

  • Banning Together to Battle Boxwood Blight

    • May 28, 2024

    • USDA. ARS. Tellus.

    • Boxwood blight is a fungal disease that can cause the leaves of boxwood plants to fall off prematurely. ARS scientists in Fort Dietrick, MD, are studying how boxwood blight evolves and are working closely with the floriculture and nursey industry to develop methods for testing, controlling, and mitigating the disease.

Videos

All Resources

View and Filter All Boxwood Blight Resources

Selected Resources

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

Council or Task Force

  • Virginia Boxwood Blight Task Force

    • Virginia Tech; Virginia State University. Virginia Cooperative Extension.

    • The Virginia Boxwood Blight Task Force provides leadership in safeguarding and protecting the ornamental horticulture industry, historical gardens, and landscape plantings from boxwood blight.

Partnership
State and Local Government
Academic
Citations