The Moths of Suffolk
2111 Lesser Broad-bordered Yellow Underwing, Noctua janthe, (Borkhausen, 1792)

National Status : Common

Local Status : Resident and suspected immigrant (SMP Status 1)

Distribution and abundance : Widespread and abundant

Habitats : Can occur almost anywhere

Flight Period : Single-brooded; July to September

Larval foodplants : Various herbaceous plants - found locally on Nettle and birch

Morley's Final Catalogue : A common species everywhere from Bentley Woods to Gorleston: Suffolk (Wood's Index 1854); Waldringfield (James, Entom. March 1892), frequent there (Wlr) and at Monks Soham light; Henham Park, &c.

Wingspan details : Forewing 16-20mm, Wingspan 34-44mm

Identification

Confusion species
    AdultLangmaid's Yellow Underwing, Noctua janthina

Compare confusion species
    Adult

Click to view full size image
Rendham (vii.2004) © M Deans

Flight chart
JFMAMJJASOND
35 100 5

Life history chart
JFMAMJJASOND
larva larva larva larva pupa pupa imago imago ovalarvaimago larva larva larva

Further Photographs

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Found at night on nettles - Ipswich, Suffolk (iii.2004) © N Sherman
Ipswich, Suffolk (29.vii.2015) © Paul Kitchener
Ipswich, Suffolk (2.viii.2015) © Neil Sherman