Chalk Carpet

  • Chalk Carpet
    Chalk Carpet

Scientific name: Scotopteryx bipunctaria

Usually occurs in July and August, although has been reported in September.

Readily disturbed by day and flies at night, coming to light

Size and Family

  • Family – Carpets and Allies (Larentiines)
  • Small / Medium Sized 
  • Wing Span Range (male to female) - 32-38mm

Conservation status

  • UK BAP: Priority Species
  • Nationally Scarce

Caterpillar Description

Overwinters as a larva, becoming full-fed in June. The larva feeds at night

Particular Caterpillar Food Plants

Common Bird's-foot-trefoil (Lotus corniculatus) and other trefoils, clovers and vetches


  • Countries – England and Wales
  • Southern England north to the north-east coast, also parts of south Wales
  • Distribution Trend Since 1970’s = Britain: Declining


Calcareous grassland, cliffs, embankments and quarries, favouring areas of broken or bare ground


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