The white egg is newly laid, which will become purple speckled if it is fertile.

First instar larva

Late first instar larva showing small knobs at the ends of the hairs

Second instar larva

Third instar larva

Fourth instar larva

Fifth instar larva,
green colour form

Pupa, green colour form

Green colour form pupa turning brown as the butterfly develops
within the pupal case.

Pupa on left is three days before butterfly emergence.

Pupa on right is about 12 hours before butterfly emergence.