EPPO Global Database

Calonectria pseudonaviculata(CYLDBU)

Distribution details in United States of America

Situation
Current pest situation evaluated by EPPO on the basis of information dated 2023: Present, restricted distribution
First recorded in: 2011
From CABI Disease map 996 (2012): Present, restricted distribution
Comments
EPPO Reporting Service (2012/060) : first reported in October 2011 in North Carolina, Connecticut and Virginia. Shortly after this first record, also found in: Maryland, Massachusetts, New York, Oregon, Pennsylvania, and Rhode Island.
References
* INTERNET
- Cornell University. Extension University Center. New blight ravages boxwoods. http://ccesuffolk.org/assets/Horticulture-Leaflets/Boxwood-Blight-Cornell-Fact-Sheet-updated-1-12.pdf
- New Hampshire. Department of Agriculture, markets and food. Boxwood blight (Cylindrocladium pseudonaviculatum). http://www.nh.gov/agric/divisions/plant_industry/boxwood-blight.htm
- Oregon government. Pest Alert Boxwood blight: a new disease of boxwoods recently found in Eastern United States, Canada and Oregon. http://www.oregon.gov/ODA/PLANT/NURSERY/docs/pdf/boxwood_blightalert2012.pdf?ga=t
- University of Illinois Extension. News Release (2017-01-23). Boxwood blight confirmed in Illinois. https://web.extension.illinois.edu/state/newsdetail.cfm?NewsID=34774

* Ivors KL, Lacey LW, Milks DC, Douglas SM, Inman MK, Marra RE, LaMondia JA (2012) First report of boxwood blight caused by Cylindrocladium pseudonaviculatum in the United States. Plant Disease 96(7), p 1070.

* LaMondia JA (2015) Management of Calonectria pseudonaviculata in boxwood with fungicides and less susceptible host species and varieties. Plant Disease 99(3), 363-369.

* Omolehin O, Keller J, Gouker F, Daughtrey M, Luster D, Pscheidt J, Hong C (2023) Combating an Invasive Boxwood Pathogen–Calonectria pseudonaviculata–in the United States by Shifting Production to Less-Susceptible Cultivars. Plant Disease 107(7), 2185-2196.

* Malapi-Wight M, Hébert JB, Buckley B, Daughtrey R, Gregory NF, Rane K, Tirpak S, Crouch JA (2014) First report of boxwood blight caused by Calonectria pseudonaviculata in Delaware, Maryland, New Jersey, and New York. Plant Disease 98(5), p 698.

* NAPPO Phytosanitary Pest Alert System. Official Pest Reports. USA (2011-12-07) Detection of boxwood blight, Cylindrocladium pseudonaviculatum, in Connecticut, North Carolina, and Virginia. http://www.pestalert.org/oprDetail.cfm?oprID=508
Situation in neighbouring countries
Country State Status
Canada British Columbia Present, restricted distribution view...
Canada Ontario Present, no details view...
Canada Québec Present, no details view...
Canada Present, restricted distribution view...