Invasive Species Compendium

Detailed coverage of invasive species threatening livelihoods and the environment worldwide


Acronicta rumicis
(knotgrass moth)



Acronicta rumicis (knotgrass moth)


  • Last modified
  • 03 January 2018
  • Datasheet Type(s)
  • Pest
  • Preferred Scientific Name
  • Acronicta rumicis
  • Preferred Common Name
  • knotgrass moth
  • Taxonomic Tree
  • Domain: Eukaryota
  •   Kingdom: Metazoa
  •     Phylum: Arthropoda
  •       Subphylum: Uniramia
  •         Class: Insecta

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Larva of A. rumicis on Malus leaf.
CaptionLarva of A. rumicis on Malus leaf.
CopyrightNOVARTIS Crop Protection AG, Basel Switzerland
Larva of A. rumicis on Malus leaf.
LarvaLarva of A. rumicis on Malus leaf.NOVARTIS Crop Protection AG, Basel Switzerland


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Preferred Scientific Name

  • Acronicta rumicis (Linnaeus, 1758)

Preferred Common Name

  • knotgrass moth

Other Scientific Names

  • Acronicta alnoides Geest, 1903
  • Acronicta grisea Warren, 1913
  • Acronicta marginata Lambillion, 1909
  • Acronicta striata Meves, 1914
  • Acronicta suhrianna Gillmer, 1907
  • Acronicta tugubris Schultc, 1902
  • Acronycta bercei Saunders, 1870
  • Acronycta diffusa Walker, 1857
  • Acronycta rumicis ssp. pallida Rothschild, 1920
  • Acronycta rumicis ssp. rumicina Bryk, 1949
  • Acronycta rumicis var. turanica Staudinger, 1888
  • Acronycta salicis Curtis, 1826
  • Apatele rumicis (Linnaeus, 1758)
  • Apatele rumicis ssp. oriens Inoue & Sugi, 1958
  • Pharetra rumicis (Linnaeus, 1758)

International Common Names

  • English: sorrel cutworm
  • Spanish: noctua de la acedera
  • French: noctuelle de l'oseille

Local Common Names

  • Denmark: syreugle
  • Finland: pilkkuiltayökkönen
  • Germany: Ampfereule
  • Japan: nasi-kenmon
  • Norway: syrefly
  • Russian Federation: shchawelevaja sovka
  • Sweden: syraaftonfly

EPPO code

  • ACRNRU (Acronicta rumicis)

Taxonomic Tree

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  • Domain: Eukaryota
  •     Kingdom: Metazoa
  •         Phylum: Arthropoda
  •             Subphylum: Uniramia
  •                 Class: Insecta
  •                     Order: Lepidoptera
  •                         Family: Noctuidae
  •                             Genus: Acronicta
  •                                 Species: Acronicta rumicis

Distribution Table

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The distribution in this summary table is based on all the information available. When several references are cited, they may give conflicting information on the status. Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report.

Continent/Country/RegionDistributionLast ReportedOriginFirst ReportedInvasiveReferenceNotes


AfghanistanPresentHacker, 1990
ArmeniaPresentHacker, 1990
AzerbaijanPresentKozhantchikov, 1950
ChinaPresentPresent based on regional distribution.
-JiangsuPresentHu and Qi, 1993
-LiaoningPresentFu et al., 2009
-TibetPresentKozhantchikov, 1950
Georgia (Republic of)PresentKozhantchikov, 1950
IndiaPresentPresent based on regional distribution.
-SikkimPresentKozhantchikov, 1950
IranPresentHacker, 1990
IraqPresentHacker, 1990
IsraelPresentHacker, 1990
JapanPresentInoue and Sugi, 1958
JordanPresentHacker, 1990
KazakhstanPresentKozhantchikov, 1950
Korea, Republic ofPresentLee et al., 1970
KyrgyzstanPresentKozhantchikov, 1950
LebanonPresentHacker, 1990
MongoliaPresentKozhantchikov, 1950
SyriaPresentHacker, 1990
TajikistanPresentKozhantchikov, 1950
TurkeyPresentKozhantchikov, 1950
TurkmenistanPresentKozhantchikov, 1950
UzbekistanPresentKozhantchikov, 1950


AlbaniaPresentNowacki and Fibiger, 1996
AndorraPresentNowacki and Fibiger, 1996
AustriaPresentNowacki and Fibiger, 1996
BelarusPresentKozhantchikov, 1950
BelgiumPresentNowacki and Fibiger, 1996
Bosnia-HercegovinaPresentNowacki and Fibiger, 1996
BulgariaPresentNowacki and Fibiger, 1996
CroatiaPresentNowacki and Fibiger, 1996
CyprusPresentNowacki and Fibiger, 1996
Czech RepublicPresentNowacki and Fibiger, 1996
Czechoslovakia (former)PresentNowacki and Fibiger, 1996
DenmarkPresentNowacki and Fibiger, 1996
EstoniaPresentNowacki and Fibiger, 1996
Faroe IslandsPresentNowacki and Fibiger, 1996
FinlandPresentNowacki and Fibiger, 1996
FrancePresentNowacki and Fibiger, 1996
-CorsicaPresentNowacki and Fibiger, 1996
GermanyPresentNowacki and Fibiger, 1996
GibraltarPresentNowacki and Fibiger, 1996
GreecePresentNowacki and Fibiger, 1996
HungaryPresentNowacki and Fibiger, 1996
IrelandPresentNowacki and Fibiger, 1996
ItalyPresentNowacki and Fibiger, 1996
LatviaPresentNowacki and Fibiger, 1996
LiechtensteinPresentNowacki and Fibiger, 1996
LithuaniaPresentNowacki and Fibiger, 1996
LuxembourgPresentNowacki and Fibiger, 1996
MacedoniaPresentNowacki and Fibiger, 1996
MaltaPresentNowacki and Fibiger, 1996
MoldovaPresentNowacki and Fibiger, 1996
MonacoPresentNowacki and Fibiger, 1996
NetherlandsPresentNowacki and Fibiger, 1996
NorwayPresentNowacki and Fibiger, 1996
PolandPresentNowacki and Fibiger, 1996
PortugalPresentNowacki and Fibiger, 1996
-MadeiraPresentNowacki and Fibiger, 1996
RomaniaPresentNowacki and Fibiger, 1996
Russian FederationPresentPresent based on regional distribution.
-Central RussiaPresentKozhantchikov, 1950
-Eastern SiberiaPresentKozhantchikov, 1950
-Northern RussiaPresentKozhantchikov, 1950
-Russian Far EastPresentKozhantchikov, 1950
-Southern RussiaPresentKozhantchikov, 1950
-Western SiberiaPresentKozhantchikov, 1950
SlovakiaPresentNowacki and Fibiger, 1996
SloveniaPresentNowacki and Fibiger, 1996
SpainPresentNowacki and Fibiger, 1996
SwedenPresentNowacki and Fibiger, 1996
SwitzerlandPresentNowacki and Fibiger, 1996
UKPresentNowacki and Fibiger, 1996
UkrainePresentKozhantchikov, 1950
Yugoslavia (former)PresentNowacki and Fibiger, 1996
Yugoslavia (Serbia and Montenegro)PresentNowacki and Fibiger, 1996

Growth Stages

Top of page Vegetative growing stage

List of Symptoms/Signs

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SignLife StagesType
Leaves / external feeding
Whole plant / external feeding

Natural enemies

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Natural enemyTypeLife stagesSpecificityReferencesBiological control inBiological control on
Blondelia nigripes Parasite Larvae
Compsilura concinnata Parasite Larvae
Cotesia congregata Parasite Larvae
Exorista larvarum Parasite Larvae
Exorista segregata Parasite Larvae
Masicera pavoniae Parasite Larvae
Nilea hortulana Parasite Larvae
Nilea innoxia Parasite Larvae
Nilea rufiscutellaris Parasite Larvae
Pales pavida Parasite Larvae
Periarchiclops scutellaris Parasite Larvae
Pimpla hypochondriaca Parasite Pupae
Sturmia bella Parasite Larvae
Trichogramma principium Parasite Eggs
Trichogramma silvestre Parasite Eggs
Zenillia libatrix Parasite Larvae


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Danilevsky AS, 1961. Photoperiodism and seasonal development of insects. Leningrad, USSR: Leningradsky Universitet, 243 pp. (1965. Translated from Russian by J Johnson assisted by N Waloff. London, UK: Oliver and Boyd).

Dochkova B, 1971. Injurious Noctuids on sugar-beet in northern Bulgaria. Rastitelna Zashchita, 19(12):11-13

Fu JunFan; Fu Chao; Yan XueRui; Dai HanPing; Yu ShuYi; Han Xiao, 2009. Preliminary report of pests and diseases on raspberry in Liaoning province. Journal of Jilin Agricultural University, 31(5):661-665.

Goryshin NI; Tyshchenko GF, 1976. Parallel phenomena in the photoperiodic reactions and circadian rhythms of insects under light-dark rhythms of various lengths. Entomologicheskoe Obozrenie, 55(4):750-762

Hacker H, 1990. Die Noctuidae Vorderasiens. Neue Entomologishe Nachrichten, 27:191.

Hu M; Qi ML, 1993. The morphology and behaviour of Acronicta rumicis L. Entomological Knowledge, 30(2):95-96

Inoue H; Sugi S, 1958. Checklist of the Lepidoptera of Japan, Part 5. Tokyo, Japan: Kodansha Co. Ltd., pp. 437.

Kind TV, 1983. The action of temperature on the induction of diapause in the knotgrass moth (Acronycta rumicis). Zoologicheskii Zhurnal, 62(7):1015-1025

Kozhantchikov IV, 1950. In: Pavlovski EN, Schtackelberg AA, eds. Fauna of USSR. Insecta, Lepidoptera. Moskwa, Leningrad, USSR: Akademija Nauk SSSR, 12:529-533.

Kozhantchikov IV, 1958. Hibernation and diapause in Lepidopterous insects of Orgyidae family (Lepidoptera, Insecta). Izvestija Akademii Nauk SSSR, 6:653-673.

Lee SC; Yoo JK; Yoo CH, 1970. Survey on the kinds of the fruit sucking moths and their damages in Korea (II). Korean Journal of Plant Protection, 9:99-102.

Nowacki J; Fibiger M, 1996. Family Noctuidae. In: Karsholt O, Razowski J, eds. The Lepidoptera of Europe. A Distributional Checklist. Stenstrup, Denmark: Apollo Books, 251-293.

Simakova TP, 1971. Geographic variability in reactions of hibernating stages in Acronicta rumicis. Zoologicheskii Zhurnal, 50:373-382.

Zandigiacomo P, 1990. The principal pests of soyabean in north-eastern Italy in 1989. Informatore Fitopatologico, 40(8):55-58

Distribution Maps

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