Moths & butterflies known to feed on reed canary grass (Phalaris arundinacea):

Species Status Match
Dusky brocade
Apamea remissa
LC this species
Small clouded
Apamea unanimis
LC this species
The drinker
Euthrix potatoria
LC this species
Double lobed
Lateroligia ophiogramma
LC this species
Striped wainscot
Mythimna pudorina
LC this species
Southern wainscot
Mythimna straminea
LC this species
Lunar yellow underwing
Noctua orbona
LC this species
Marbled minor
Oligia strigilis
LC this species

Host-plant data: Cook et al. (2025), Traits data for the butterflies and macro-moths of Great Britain and Ireland, 2024, UK Centre for Ecology & Hydrology / Butterfly Conservation; and Padovani et al. (2020), Database of Insects and their Food Plants (DBIF), UK Centre for Ecology & Hydrology (both Open Government Licence). Contains data supplied by UK Centre for Ecology & Hydrology.