Acronicta menyanthidis

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Acronicta menyanthidis
Acronicta menyanthidis.jpg
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Noctuidae
Genus: Acronicta
Species: A. menyanthidis
Binomial name
Acronicta menyanthidis
(Esper, 1789)

The Light Knot Grass (Acronicta menyanthidis) is a moth of the family Noctuidae. It is distributed through northern, central and eastern Europe, east to Siberia and the Russian Far East.


The wingspan is 33–41 mm. The adults fly at night from May to July [1]. They are attracted to light.

The caterpillar is blackish-brown with a red spiracular line with white dots. It feeds on moorland plants like bog myrtle and bilberry. Recorded foodplants include Myrica, Calluna, Vaccinium, Salix, Betula, Ranunculus aconitifolius, Comarum palustre, Lysimachia nummularia and Menyanthes trifoliata.

  1. ^ The flight season refers to the British Isles. This may vary in other parts of the range.


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