Insects Feeding
on these Plants:


Setaria spp.
(Foxtail) [Poaceae]
(Observations are from Rider, Hottes & Frison, Felt, Blackman & Eastop, Brust et al., Robinson & Bradley, Majka et al., Natural History Museum, ScaleNet)

Coleoptera (Beetles)
Curculionidae: Sphenophorus aequalis aequalis (Clay-colored Billbug) [this insect is widely distributed] MAM2007

Diptera (Flies)
Cecidomyiidae: Clinodiplosis setariae [larvae infest seeds] Flt1907

Heteroptera (True Bugs)

Pentatomidae: Oebalus pugnax pugnax Rid2009

Homoptera (Sucking Insects)
Aphididae: Anoecia cornicola [found on dogwood shrubs as primary hosts, migrating during the summer to the roots of grasses] BE2013, Anoecia setariae [feeds on roots of grasses] BE2013, Pemphigus populi-transversus HF1931, Rhopalosiphum maidis (Corn Leaf Aphid) RB1965, Sipha elegans [found on upper sides of grass leaves, causing them to roll upward & develop yellow patches; this aphid has been found in Illinois, it also occurs in Eurasia] BE2013, Sipha flava (Yellow Sugar Cane Aphid) [found on leaf blades of various grasses & sedges; this aphid is widely distributed in the USA, including Illinois] BE2013, Sitobion avenae (English Grain Aphid) RB1965, Stegophylla querci (Woolly Oak Aphid) HF1931, Tetraneura nigriabdominalis [forms stalked elongated galls on elm leaves, migrating during the summer to the roots of various grasses; this aphid was introduced into North America from E Asia] BE2013; Pseudococcidae:
Dysmicoccus junceus (Juncus Mealybug) [feeds on roots; this insect is widely distributed in NE & north-central USA] SN2014

Lepidoptera (Butterflies, Skippers, & Moths)
Noctuidae: Papaipema nebris (Stalk Borer Moth) [polyphagous] NHM2010

Orthoptera (Grasshoppers)
Acrididae: Phoetaliotes nebrascensis (Large-headed Grasshopper) [this grasshopper is found in various grassland habitats] BHW2008