Mine: December - March; June - July; September

Pupa: In a white cocoon between spun needles. The pupa is light brown and elongated,

Notes: The larva feeds within the needle from the tip to base and exits close to the base. the larva is light brown and has dark head, prothoracic and anal plates. the thoracic legs are also dark (as shown). The larva is not distinguishable form O.piniariella.

Images:© Rob Edmunds

Data:  30.iii,2005 (top three photos), 27.iii.2005 (lower photo), ex mine 16-18.iii.2005, Dwingelderveld, Drenthe, Nederlands, Willem Ellis