Food Plant: Ligustrum (Privet), Fraxinus (Ash) or Syringa (Lilac)

Egg: Next to midrib, often in a row of up to 8 together.

Mine: June, August-September.

Pupa: In a cocoon, underside of leaf or on leaf-litter.

Notes: Larvae usually gregarious. Early mine an epidermal gallery(as shown in the lower leaf above) leading to a contorted blotch with black frass. Subsequently two successive cones formed by folding the tip of a leaf downwards. The mine shown is on Ash.

Data: 19.ix.2006, Fleet, Hants, VC12

Image: © Rob Edmunds