The Moths of Suffolk
1721 Balsam Carpet, Xanthorhoe biriviata, (Borkhausen, 1794)

National Status : Uncommon

Local Status : Uncertain (SMP Status 3)

Distribution and abundance : Uncertain

Habitats : Damp areas where foodplant occurs; wet meadows, pasture, river banks

Flight Period : Double-brooded; literature states late April to June and July to early September

Larval foodplants : Orange and Small Balsam

Records : Landguard (N Odin, 1999), Beccles (N Muddeman, 2003), Bawdsey (M Deans, 4.vii.2006)

Comments : Coastal records in the south-east are presumably of migrant origin. The foodplant occurs in the north-east of the county and a couple of records have been verified.

Wingspan details : Forewing 12-14mm, Wingspan 27-30mm

Identification

Confusion species
    AdultDark-barred Twin-spot Carpet, Xanthorhoe ferrugata
Common Carpet, Epirrhoe alternata
Wood Carpet, Epirrhoe rivata
Sharp-angled Carpet, Euphyia unangulata

Compare confusion species
    Adult

Click to view full size image
Norfolk (vii.2003) © M Deans

Flight chart
JFMAMJJASOND
100 100

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

Further Photographs

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Bawdsey, Suffolk (4.vii.2006) © Matthew Deans
Alder Carr, Aldeby, Norfolk (21.iii.2011) © Brian Jones
Second brood individual - Beccles marshes, Suffolk (27.vii.2012) © Neil Sherman
 
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Second brood individual - Oulton marshes, Suffolk (9.viii.2013) © Neil Sherman
First generation adult - Aldeby, Norfolk (5.iv.2011) © Brian Jones
First brood individual - Aldeby, Norfolk (3.v.2015) © Neil Sherman