Insects Feeding
on this Plant:


Elytrigia repens
(Quack Grass) [Poaceae]
(Scientific synonyms of this species are Agropyron repens and Elymus repens. Observations are from Knight, Wyoming Agr. Exp. Stat., Covell, Blackman & Eastop, Gangwere, Brust et al., Robinson & Bradley, Spencer & Steyskal, Natural History Museum, ScaleNet, Eiseman)

Coleoptera (Beetles)
Chrysomelidae: Chalepus walshii [adults feed on leaves] Eis2016

Diptera (Flies)
Agromyzidae: Cerodontha incisa [larvae are leaf-miners; widespread in the northern half of USA, also in Canada] SS1986, Cerodontha muscina [larvae are leaf-miners; widespread] SS1986

Heteroptera (True Bugs)

Miridae: Capsus ater Kn1941

Homoptera (Sucking Insects)
Aphididae: Diuraphis frequens [causes unfurled leaves to bunch-up, halting growth] BE2013 RB1965, Forda formicaria [found on roots] RB1965, Forda marginata [found on roots] RB1965, Rhopalosiphum padi (Bird Cherry & Oat Aphid) RB1965, Schizaphis graminum (Greenbug) RB1965, Sipha elegans RB1965, Sitobion avenae (English Grain Aphid) RB1965; Pseudococcidae:
Heterococcus nudus (Naked Grass Mealybug) [found on the crown & underneath leaf sheaths of host plants; this insect is widely distributed in northern USA & California] SN2014

Lepidoptera (Butterflies, Skippers, & Moths)
Arctiidae: Ctenucha virginica (Virginia Ctenucha) NHM2010, Pyrrharctia isabella (Isabella Moth) [polyphagous] NHM2010; Hesperiidae: Polites mystic (Long Dash) NHM2010, Thymelicus lineola (European Skipper) NHM2010; Noctuidae: Apamea lignicolora (Wood-colored Apamea) Cv2005 NHM2010, Apamea lutosa (Opalescent Apamea) NHM2010, Dargida diffusa (Wheathead Armyworm) NHM2010, Hydraecia immanis (Hop Vine Borer Moth) NHM2010, Leucania insueta (Heterodox Wainscot) NHM2010, Leucania multilinea (Many-lined Wainscot) Cv2005 NHM2010, Leucania phragmitidicola (Phragmites Wainscot) NHM2010, Mythimna unipuncta (True Armyworm) [syn. Pseudaletia unipuncta] NHM2010, Papaipema nebris (Stalk Borer Moth) [polyphagous] NHM2010

Orthoptera (Grasshoppers)
Acrididae: Arphia pseudonietana (Red-winged Grasshopper) [lab observations] Ggw1961, Arphia sulphurea (Sulphur-winged Grasshopper) [lab observations] Ggw1961, Chortophaga viridifasciata (Northern Green-Striped Grasshopper) [this grasshopper is usually found in moist grassy areas, especially along streams] Wy1994 BHW2008, Dissosteira carolina (Carolina Grasshopper) [lab observations] Ggw1961, Melanoplus confusus (Little Pasture Grasshopper) [lab observations] Ggw1961, Melanoplus sanguinipes (Migratory Grasshopper) [lab observations] Ggw1961, Orphulella speciosa (Slant-faced Pasture Grasshopper) [lab observations] Ggw1961, Pseudopomala brachyptera (Short-winged Toothpick Grasshopper) [both field & lab observations; this grasshopper is often found in tall grasses near streams or woodlands] Ggw1961 BHW2008, Schistocerca lineata (Spotted Bird Grasshopper) [lab observations] Ggw1961, Spharagemon bolli (Boll's Grasshopper) [lab observations] Ggw1961, Spharagemon collare (Mottled Sand Grasshopper) [lab observations] Ggw1961, Syrbula admirabilis (Admirable Grasshopper) [lab observations] Ggw1961