Lachnellula willkommii - European Larch Canker

European larch canker, caused by the fungus Lachnellula willkommii, is a serious disease in many parts of Europe. The disease is also present in Japan, China, and Russia. In North America, the disease is only found in the Maritime Provinces of New Brunswick, Nova Scotia and Prince Edward Island and in five counties in Maine, USA. It was introduced into Massachusetts in the USA in early 1900s and was successfully eradicated by 1965. The disease is currently regulated both in Canada and the USA.

Information we provide to the general public includes:

• Don't Move Firewood

Information we provide to the plant industry and scientific community includes:

• Policy Directives
  • D-08-04 - Plant Protection Import Requirements for Plants and Plant Parts for Planting: Preventing the Entry and Spread of Regulated Plant Pests Associated with the Plants for Planting Pathway
  • D-02-12 - Import requirements for non-processed wood and other non-propagative wood products, except solid wood packaging material, from all areas other than the continental United States
  • D-97-10 - Policy on Importation into Canada from the United States and movement within Canada of plants and plant parts of Larix spp. and Pseudolarix spp. to prevent the spread of European larch canker