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Knot Grass
Acronicta rumicis (Linnaeus, 1758)
Noctuidae: Acronictinae
2289 / 73.045
Photo © Oliver Wadsworth,  12/05/2007

Similar West Midlands Species
Poplar Grey
Subacronicta megacephala
Craniophora ligustri
Forewing: 16-20mm
Flight: May - June and August - September
Foodplant:   Herbaceous and woody plants
Nat Status: Common
Verification Grade:  Adult: 1

A common species across the region.

Found in many open habitats including gardens.

Overwinters as a pupa with adults coming to light and to sugar.

Recorded in 106 (76%) of 140 10k Squares.
First Recorded in 1869.
Last Recorded in 2019.
(Data up to end 2019)

Latest 5 Records (Data up to end 2019)
Date#VC10k Area
28/10/2019137SP07 - Alvechurch
02/10/2019136SO33 - Peterchurch & Abbey Dore
29/09/2019+37SO85 - Worcester
06/09/2019340SO69 - Much Wenlock
29/08/2019137SO97 - Dodford/Lickey
Further info: Acronicta rumicis
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