Noctuidae: Acronictinae

2290 (ABH73.035) Reed Dagger Simyra albovenosa, (Goeze, 1781)


Hickling Broad, 11th July 2020.
Hickling Broad, 11th July 2020.
 Photo © Malcolm Hillier
Hickling Broad, 11th July 2020.
 Photo © Malcolm Hillier

General Information

This species was previously known as the Powdered Wainscot.


Pupates amongst or below reeds.

Overwinters as Overwinters as a pupa.
Both sexes readily come to light, sometimes in numbers.
Often found at rest during day

Forewing length: 16-20mm.
Foodplant(s): Common Reed (Phragmites australis), Yellow Loosestrife (Lysimachia vulgaris), Water Dock (Rumex hydrolapathum), Greater Tussock-sedge (Carex paniculata), Great Fen-sedge (Cladium mariscus), Grey Willow (Salix cinerea)
Flying: One/two generations, May-July and August-early September
UK Presence: Resident, Possible Immigrant
National status: Nationally Scarce B


Fens, marshes, and wet areas.

Regional Information

Recorded in 1 (0.4%) of the 270 2km squares of Huntingdonshire.

Last recorded in

Similar Species
 Photo © Barry Dickerson
Striped Wainscot Mythimna pudorina
Great Staughton
Great Staughton
 Photo © Peter Bissell
Large Wainscot Rhizedra lutosa

Nationally Scarce B

Larva Type:
Brown, black, yellow, red, grey, white, orange
No. of Proleg Pairs: