Season (Adult / Immature):
National Status: Common
Local Status: Common and fairly widespread resident.
Local Record: Grade 1 See here for explanation
Flight time: One generation, Jul-Oct.
Foodplant: Downy and Silver Birch, Alder, Limes, Elms.
|Year first recorded||1905||1982||1905|
|Year last recorded||2011||2011||2011|
|Number of records||2328||151||4958|
|Number of individuals||6277||271||13096|
For the region, we have a total of 4958 records from 350 sites. Earliest record on file is in 1905.
For further information refer UK Moths.
Davey, P., 2009: A frequent species in Britain, the larva feeding on birch (Betula spp.), alder (Alnus spp.), sallow (Salix spp.), and a variety of other deciduous tree and shrub species. In Dorset, the moth is widespread and common to abundant in old deciduous woodland, particularly those with sizeable stocks of host foodplant.