Isturgia limbaria - Lot Moths and Butterflies - species in Las Descargues, the Lot, France
drawing of a moth

GEOMETRIDAE

Ennominae

Las Descargues, 15 July 2013
Isturgia limbaria Adult

7561

© Robin Howard

Isturgia limbaria (Fabricius, 1775)

Frosted Yellow
La Phalène bordée

Wingspan: 27-33mm

A bivoltine species flying from April to June and again in August with occasional individuals appearing in early September in ideal conditions. It is attracted to light and is also observed as a diurnal species. It has been recorded at all woodland margin traps at Las Descargues and those in the open woodland of the Causse wherever it foodplant occurs.

Larvae feed on broom Genista. Overwinters as a pupa underground near the foodplant and often for more than one year.

 

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