Sanguisorba minor
The larvae feed on "Sanguisorba minor", "Potentilla", "Fragaria", "Teucrium", "Rosa", "Dryas octopetala", "Rubus idaeus", "Rubus icaesius" and "Thymus". The larvae damage soft fruits, especially strawberry but also raspberry. The species has become an important pest of strawberries on some locations in the United States.