In article ,
"Mary Fisher" writes:
| "Rusty Hinge 2" wrote in message
| k...
|
| Mottled green and black/brown?
|
| All the cabbage white caterpillars I've seen have been - er -
| caterpillar green in hue.
|
| Same here. The sawfly ones are bluish.

That's Pieris rapae. P. brassicae ones are blackish and yellowish.


Regards,
Nick Maclaren.