The Moths of Suffolk
2373 Webb's Wainscot, Archanara sparganii, (Esper, 1790)

National Status : Notable Nb

Local Status : Resident (SMP Status 3)

Distribution and abundance : Local, mainly in the east of the county

Habitats : Fens, marshes, ditches, ponds and other areas with the foodplant

Flight Period : Single-brooded; late July to mid-September

Larval foodplants : Bulrush, Lesser Bulrush, Yellow Iris, Common Club-rush and Branched Bur-reed

Morley's Final Catalogue : Overlooked. A full-fed larva in stem of Typha latifolia at Waldringfield, bred in August 1897 (Wlr) ; bred near Woodbridge 1899 (South); bred from Beccles marshes in August 1929 (Mr, D); N. Cove in 1935 (Jackson); Dunwich and Walberswick (Btn); Covehithe 1936 (Mr).

Wingspan details : Forewing 15-18mm, Wingspan 36-47mm

Identification

Confusion species
    AdultBulrush Wainscot, Nonagria typhae
Rush Wainscot, Archanara algae

Compare confusion species
    Adult

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Ipswich, Suffolk (viii.2010) © Neil Sherman

Flight chart
JFMAMJJASOND
20 100 11

Life history chart
JFMAMJJASOND
ova ova ova ova ova larva larvapupa larvapupaimago imago ova ova ova

Further Photographs

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Redgrave Fen, Suffolk (15.vii.2005) © Lee Gregory
Dunwich, Suffolk (16.viii.2005) © Lee Gregory
Found in Bulrush stem showing feeding damage - note pupa is head upwards - Ipswich, Suffolk (viii.2007) © Neil Sherman
 
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Redgrave Fen, Suffolk (18.vii.2009) © A Prichard
Bradwell, Suffolk (19.viii.2009) © Keith Knights
VC25, Burgh Castle, Suffolk (22.viii.2010) © Brian Jones
 
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Female - Ipswich, Suffolk (9.viii.2015) © Neil Sherman
Dunwich, Suffolk (3.ix.2018) © Paul Kitchener