2289 Knot Grass Acronicta rumicis ABH 73.045
Linnaeus, 1758

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Moths Geometridae » Larentiin

Wingspanm. 30-35 mm

Phenology May to July, there is a second brood in southern England, appearing in August and September.

Description A variable species, some of which can resemble other Acronicta species, The broken white cross-line at the outer edge of the forewing, together with two white spots a third of the way down from the base of the forewing by the trailing edge is diagnostic. ie shows curved white mark near the rear edge of the forewing, even in melanic specimens There are a number of forms eg , Melanic Dark f. salicis

Life Cycle The larvae feed on a range of herbaceous plants.

HabitatGrassland, heathland, wetlands and most other open sites, but occasionally woodlands

"Acronicta.rumicis". Licensed under CC BY-SA 3.0 via Wikimedia Commons - https://commons.wikimedia.org/wiki/File:Acronicta.rumicis.jpg#/media/File:Acronicta.rumicis.jpg