Knotgrass Acronicta rumicis: Grey, sometimes very dark, with clear white markings, especially near the wing edges. Adults active June to September. Caterpillar is hairy and brown with red and white spots. They eat a variety of plants, from knotgrass to brambles.
|Knotgrass caterpillar on bramble in the Brenne, May.|
Photographs numbered from left to right, top to bottom. 1 a typical Noctuid caterpillar.