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UK Risk Register Details for Verticillium albo-atrum (sensu stricto)

Please note: there are high levels of uncertainty associated with the risk scores for this pest.

This record was last updated on 01/10/2020

Common Names

  • verticillium wilt

Scenario and Pathways

Scenario for Risk Register

  • show / hide
  • Pest spreads to maximum extent

Pathway Assessed for Entry to UK

  • show / hide
  • Plants for planting (except seeds bulbs and tubers)

Common Pathways

  • show / hide
  • Plants for planting (except seeds bulbs and tubers)

Risk Ratings and Current Mitigations

Unmitigated Risks

Likelihood [1 - 5] 4
Spread [1 - 5] 2
Impact [1 - 5] 3
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 12
UK Relative Risk Rating [1 - 125] 60

Current Mitigations

  • show / hide

Key mitigation for pest

Regulated non quarantine pest



Industry Scheme

Contingency Plan



Mitigated Risks

Likelihood [1 - 5] 2
Spread [1 - 5] 2
Impact [1 - 5] 3
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 6
UK Relative Risk Rating [1 - 125] 30

Proposed Actions

Proposed Actions



Management By Industry

Targeted Survey


Contingency Plan



Distribution and Pest Details


Country / Territory Status Notes
Austria Present
Belgium Present
Bulgaria Present
Croatia Present
Cyprus Present
Czech Republic Present
Denmark Present
Estonia Present
Finland Present
France Present
Germany Present
Greece Present
Hungary Present
Ireland Present
Italy Present
Latvia Present
Lithuania Present
Luxembourg Present
Netherlands Present
Norway Present
Poland Present
Portugal Present
Romania Present
Russia Present
Serbia Present
Slovenia Present
Spain Present
Sweden Present
Switzerland Present
Ukraine Present
United Kingdom Present (Widespread)
North America
Canada Present
Mexico Present
United States Present
South America
Argentina Present
Brazil Present
Chile Present
Colombia Present
Ecuador Present
Guyana Present
Peru Present
Uruguay Present
Venezuela Present
Australia Present
New Zealand Present
Angola Present
Congo (Democratic Rep.) Present
Ethiopia Present
Kenya Present
Madagascar Present
Malawi Present
Morocco Present
Nigeria Present
South Africa Present
Tanzania Present
Tunisia Present
Zimbabwe Present
Afghanistan Present
Bangladesh Present
Cambodia Present
China Present
India Present
Japan Present
Kyrgyzstan Present
Laos Present
Lebanon Present
Myanmar Present
North Korea Present
Pakistan Present
Philippines Present
Saudi Arabia Present
Syria Present
Taiwan Present
Uzbekistan Present
Central America
Belize Present
Cuba Present
El Salvador Present
Guatemala Present
Nicaragua Present
Puerto Rico Present

Type of Pest

  • Fungus

Host or Industry at Risk

  • show / hide

Fruit and nut trees

Major Hosts

  • Corylus avellana Linnaeus
  • Cydonia oblonga Mill.
  • Fragaria L.
  • Solanum lycopersicum L.
  • Malus Mill.
  • Pyrus L.

Threats to Protected Cultivation

Forest Tree Pests and Pathogens

Further Information

PRA Availability

PRA not available

Regulation and EPPO listing

  • show / hide

Regulated non quarantine pest

Actions Indicated

  • show / hide


Statutory action in line with legislation

General Comments

Fungal disease affecting many plant species, especially fruit crops. The strain which affects hops has now been described as a new species, Verticillium nonalfalfae.

Further Information


  • show / hide

Key uncertainty for pest

Rapid addition via a workshop. Some areas of assessment may require more research.


Current distribution






UK distribution