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UK Risk Register Details for Globodera pallida European Strains

This record was last updated on 03/10/2023

Common Names

  • Cyst nematode
  • Pale potato cyst nematode
  • Potato cyst nematode
  • White potato cyst nematode

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
  • Bulbs or tubers
  • Fruits or vegetables
  • Soil/growing medium

Risk Ratings and Current Mitigations

Unmitigated Risks

Likelihood [1 - 5] 5
Spread [1 - 5] 1
Impact [1 - 5] 3
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 15
UK Relative Risk Rating [1 - 125] 75

Current Mitigations

  • show / hide

Key mitigation for pest

Regulated quarantine pest



Industry Scheme

Contingency Plan



Mitigated Risks

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

Proposed Actions

Proposed Actions



Management By Industry

Targeted Survey


Contingency Plan



Distribution and Pest Details


Country / Territory Status Notes
Estonia Present
Faroe Islands Present
Serbia Present
Slovakia Present
Bosnia-Herzegovina Present under official control
Austria Present
Belgium Present
Bulgaria Present
Croatia Present
Cyprus Present
Czech Republic Present
Denmark Present
Finland Present
France Present
Germany Present
Greece Present
Hungary Present
Ireland Present
Italy Present
Luxembourg Present
Malta Present
Netherlands Present
Portugal Present
Romania Present
United Kingdom Present (Widespread)
Spain Present
Sweden Present
Norway Present
Iceland Present
Latvia Present Under eradication.
Switzerland Present
Türkiye Present
Lithuania Present (Limited) Under eradication.
Slovenia Absent Absent, pest eradicated.

Type of Pest

  • Nematode (Tylenchida)

Host or Industry at Risk

  • show / hide

Solanum tuberosum

Major Hosts

  • Allium cepa L.
  • Allium cepa var. aggregatum L.
  • Allium porrum L.
  • Asparagus officinalis L.
  • Beta vulgaris L.
  • Brassica L.
  • Capsicum L.
  • Dahlia Cav.
  • Fragaria L.
  • Gladiolus L.
  • Hyacinthus L.
  • Iris L.
  • Lilium L.
  • Solanum lycopersicum L.
  • Narcissus L.
  • Solanum L.
  • Solanum melongena L.
  • Solanum tuberosum L.
  • Tulipa L.
  • Plants (general)

Threats to Protected Cultivation

Forest Tree Pests and Pathogens

Further Information

PRA Availability

EFSA (2012)

Regulation and EPPO listing

  • show / hide

Regulated quarantine pest, EPPO A2

Actions Indicated

  • show / hide


Industry needs to prepare for further spread.

General Comments

Pest already present in UK and much of Europe, main risk is new populations can be introduced with damaging impacts, main pathways are prohibited which mitigate against this threat.