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UK Risk Register Details for Spodoptera litura

This record was last updated on 07/06/2022

Common Names

  • Asian cotton leafworm
  • Cluster caterpillar
  • Fall armyworm
  • Rice cutworm
  • Taro caterpillar
  • Tobacco budworm
  • Tobacco caterpillar
  • Tobacco cutworm
  • Tobacco leaf caterpillar

Scenario and Pathways

Scenario for Risk Register

  • show / hide
  • Pest is introduced

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)
  • Cut flowers or branches
  • Fruits or vegetables

Risk Ratings and Current Mitigations

Unmitigated Risks

Likelihood [1 - 5] 4
Spread [1 - 5] 5
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 quarantine pest



Industry Scheme

Contingency Plan



Mitigated Risks

Likelihood [1 - 5] 3
Spread [1 - 5] 5
Impact [1 - 5] 3
Value at Risk [1 - 5] 5
Likelihood x Impact [1 - 25] 9
UK Relative Risk Rating [1 - 125] 45

Proposed Actions

Proposed Actions



Management By Industry

Targeted Survey


Contingency Plan



Distribution and Pest Details


Country / Territory Status Notes
United Kingdom Absent
Russia Present (Limited)
North America
United States Present (Limited)
Oceania Present
Australia Present
French Polynesia Present
Fiji Present
Marshall Islands Present
Kiribati Present
Palau Present
Papua New Guinea Present
Samoa Present
Solomon Islands Present
Tonga Present
Tuvalu Present
Vanuatu Present
Wallis et Futuna Present
Reunion Present
Afghanistan Present
Bangladesh Present
Brunei Present
Cambodia Present
China Present
India Present
Indonesia Present
Iran Present
Iraq Present
Japan Present
North Korea Present
South Korea Present
Laos Present
Malaysia Present
Maldives Present
Myanmar Present
Nepal Present
Oman Present
Pakistan Present
Philippines Present
Singapore Present
Sri Lanka Present
Taiwan Present
Thailand Present
Vietnam Present

Type of Pest

  • Insect (Lepidoptera)

Host or Industry at Risk

  • show / hide

Total protected cultivation

Major Hosts

  • Amaranthus L.
  • Arachis hypogaea L.
  • Begonia L.
  • Brassica oleracea L.
  • Camellia sinensis (L.) O.Kuntze
  • Capsicum annuum L.
  • Chrysanthemum L.
  • Colocasia esculenta var. esculenta (L.) Schott
  • Corchorus olitorius L.
  • Coriandrum L.
  • Cucurbitaceae
  • Dianthus L.
  • Glycine max (L.) Merr.
  • Gossypium barbadense L.
  • Ipomoea batatas (L.) Poir./Lam.
  • Leucaena glauca (L./Moench/Willd.) Benth.
  • Linum usitatissimum L.
  • Solanum lycopersicum L.
  • Medicago sativa L.
  • Morus alba L.
  • Nicotiana tabacum L.
  • Oryza sativa L.
  • Pelargonium L'Herit. Ex Ait.
  • Phaseolus vulgaris L.
  • Rosa L.
  • Solanum melongena L.
  • Solanum tuberosum L.
  • Vigna Savi
  • Zea mays L.
  • Gossypium hirsutum

Threats to Protected Cultivation

  • Only protected crops

Forest Tree Pests and Pathogens

Further Information

PRA Availability

PRA not available

Regulation and EPPO listing

  • show / hide

Regulated quarantine pest. EPPO A1

Actions Indicated

  • show / hide


Statutory action against findings.

General Comments

Regulated polyphagous moth pest, frequently intercepted with occasional outbreaks which have been successfully eradicated in the UK.

Risk Records for this Pest