73.327 Dark Swordgrass male Copyright Martin Evans
 73.327 Dark Swordgrass female Copyright Martin Evans
 73.327 Dark Swordgrass female Copyright Martin Evans
 73.327 Dark Swordgrass female and Pearly Underwing Copyright Martin Evans
 Distribution map Copyright Martin Evans
 Life stages table Copyright Martin Evans
 Life stages table Copyright Martin Evans  73.327 Dark Swordgrass male Copyright Martin Evans

Noctuidae

73.327 Dark Sword-grass Agrotis ipsilon (Hufnagel, 1766)

Immigrant

Similar species: Pearly Underwing Peridroma saucia lacks the black streak through the kidney mark and the males do not have feathered antennae.

Forewing: 15 to 25mm

Habitats: Most habitats; woodland, parkland, moorland, heathland, marshes, arable land, coastal downland, sand-dunes and gardens.

Habits: The moth visits flowers and is attracted to sugar and light.

Foodplant: The larva feeds near the ground on low growing herbaceous plants and crops, such as Curled Dock, Wintercress, Fat-hen, Smooth Meadow-grass. In captivity it will accept Dandelion and plantains.

On the European mainland it has also been recorded feeding on Hawthorn. The species is considered a serious pest in many countries as it will feed on Cotton, Maize, Tobacco, Potato, Tomato and Sugarbeet.