Food Plant: Betula pendula (Birch)

Egg: Laid on a leaf

Mine: June-July, September-October

Notes: The larva then feeds mostly on the upper surface of the leaf, under a slight web (as shown). The young larva is green but it changes colour as it matures. The final instar larva is darker green dorsally with yellow-green blocks on its side and subdorsally.

Data: 04.x.2007, Fleet, Hants, VC12

Image:©Rob Edmunds