Resident. Widespread and common throughout the
British Isles.
Montgomeryshire Status
Common. Found throughout the county.
Wingspan
:
M & F, 10-12mm.
Confusion species
A. brockeella.
Flight
time & Voltinity
(Univoltine)
Habitat
Wherever the foodplant is found.
Foodplant
Birch and alder.
Lifestage data
Shoot miner. Eggs laid on the foodplant. Larva feed in the stem or a
catkin where it also overwinters. Pupates in a cocoon under bark after
leaving its overwintering site.
Click map
for larger image
Montgomeryshire photos
Photo by MDH, 18th July 2009, Llanfyllin
Photo by PRW, 16th Aug 2010, Commins Coch
Pic shows golden form