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UK Risk Register Details for Stemphylium vesicarium

This record was last updated on 12/08/2020

Common Names

  • Leaf blight, Onion
  • Purple spot: Asparagus spp.

Scenario and Pathways

Scenario for Risk Register

  • show / hide
  • Pest spreads to maximum extent

Pathway Assessed for Entry to UK

  • show / hide

Common Pathways

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

Risk Ratings and Current Mitigations

Unmitigated Risks

Likelihood [1 - 5] 3
Spread [1 - 5] 3
Impact [1 - 5] 3
Value at Risk [1 - 5] 4
Likelihood x Impact [1 - 25] 9
UK Relative Risk Rating [1 - 125] 36

Current Mitigations

  • show / hide

Key mitigation for pest

Regulation

Surveillance

Industry Scheme

Contingency Plan

Awareness

Research

Mitigated Risks

Likelihood [1 - 5] 3
Spread [1 - 5] 3
Impact [1 - 5] 3
Value at Risk [1 - 5] 4
Likelihood x Impact [1 - 25] 9
UK Relative Risk Rating [1 - 125] 36

Proposed Actions

Proposed Actions

Regulation

Deregulation

Management By Industry

Targeted Survey

PRA

Contingency Plan

Publicity

Research

Distribution and Pest Details

Distribution

Country / Territory Status Notes
Europe
Türkiye Present
United Kingdom Present (Widespread)
Belgium Present
Cyprus Present
France Present
Greece Present
Italy Present
Portugal Present
Spain Present
Sweden Present
North America
Canada Present
United States Present
South America
Argentina Present
Brazil Present
Chile Present
Venezuela Present
Oceania
New Zealand Present
Vanuatu Present
Australia Present
Tonga Present
Africa
Egypt Present
Senegal Present
South Africa Present
Asia
China Present
India Present
Israel Present
Iran Present
Japan Present
South Korea Present
Saudi Arabia Present
Sri Lanka Present
Taiwan Present
United Arab Emirates Present
Malaysia Present

Type of Pest

  • Fungus

Host or Industry at Risk

  • show / hide

Pyrus, Allium, Solanum lycopersicum, Medicargo

Major Hosts

  • Allium ampeloprasum L.
  • Allium cepa L.
  • Allium sativum L.
  • Asparagus officinalis L.
  • Calendula officinalis L.
  • Callistephus chinensis (L.) Nees
  • Lupinus angustifolius ssp. angustifolius L.
  • Solanum lycopersicum L.
  • Medicago L.
  • Pyrus communis L.
  • Pyrus pyraster Burgsd.

Threats to Protected Cultivation

  • Both protected crops and outdoor production

Forest Tree Pests and Pathogens

Further Information

PRA Availability

UK (2002)

Regulation and EPPO listing

  • show / hide

Not currently listed

Actions Indicated

  • show / hide

Action

Survey needed to determine whether strains pathogenic to pear are in the UK

General Comments

Potential fungal pathogen of pears. Risk assessment already carried out for this pest on pear, but further work needed to determine whether strains pathogenic to pear are in the UK, and if not, whether risk mitigation for those strains can be made.

Risk Records for this Pest