Cinnabar moth caterpillar

Cinnabar moth caterpillar

Observation - Cinnabar moth caterpillar. Description: Black and orange stripped caterpillar on Groundsel - I found 3 small caterpillars on groundsel do they not grow enough on this host?

Black and orange stripped caterpillar on Groundsel - I found 3 small caterpillars on groundsel do they not grow enough on this host?