Caterpillars on Rowan

Caterpillars on Rowan

Observation - Caterpillars on Rowan - UK and Ireland. Description: Small yellow caterpillars with black spots, about 1cm in length. Feeding on garden cultivar of Rowan

Small yellow caterpillars with black spots, about 1cm in length. Feeding on garden cultivar of Rowan and stripping leaflets back to just their midribs.