Insects Feeding
on these Plants
____________
Amaranthus spp. (Amaranth, Pigweed) [Amaranthaceae]
(Observations are from Vestal, Marshall, Wagner, Hottes & Frison, Barnes, Bouseman et al., Covell, Joern, Opler & Krizek, Charlet & Gavlosk, Spencer & Steyskal, Costea et al.)
Coleoptera (Beetles)
Chrysomelidae: Disonycha triangularis (Three-spotted Flea Beetle) [adults feed on leaves] Vst1913; Curculionidae: Cosmobaris americana [larvae bore through stems & petioles] CWT2004, Cylindrocopturus adspersus (Sunflower Stem Weevil) [adults feed on leaves & stems, larvae bore through stems & root crown] CG2011
Diptera (Flies)
Agromyzidae: Amauromyza abnormalis [larvae bore through stems & roots; found in Iowa, Kansas, Washington DC, & Canada] SS1986 CWT2004
Heteroptera (True Bugs)
Miridae: Halticus bractatus (Garden Fleahopper) [feeds on stems & leaves, polyphagous] CWT2004; Pentatomidae: Nazara viridula (Southern Green Stink Bug) [sucks on sap of stems, leaves, & developing seeds, polyphyagous] CWT2004
Homoptera (Sucking Insects)
Aphididae: Aphis craccivora (Cowpea Aphid) [feeds on stems & leaves, polyphagous] CWT2004, Aphis middletonii (Erigeron Root Aphid) [feeds on roots, polyphagous; syn. Anuraphis maidiradicis] CWT2004, Aulacorthum solani (Foxglove Aphid) [sucking on leaves, polyphagous] CWT2004, Macrosiphum euphorbiae (Potato Aphid) [sucking on leaves & plant tips, polyphagous] CWT2004, Macrosiphum gei (Avens Aphid) [polyphagous] HF1931, Microlophium carnosa HF1931
Lepidoptera (Butterflies, Skippers, & Moths)
Arctiidae: Estigmene acrea (Saltmarsh Caterpillar) [larvae feed on leaves, preferred host plants; polyphagous] CWT2004, Grammia virgo (Virgin Tiger Moth) Msh2006, Virbia aurantiaca (Orange Holomelina) [syn. Holomelina aurantiaca, polyphagous, found on pigweed] Cv2005 Msh2006 Wg2005, Spilosoma congrua (Agreeable Tiger Moth) [found on pigweed] Cv2005, Spilosoma virginica (Yellow Woolly Bear Caterpillar) [larvae feed on leaves, polyphagous] CWT2004; Hesperiidae: Pholisora catullus (Common Sootywing) Wg2005 Bar1999 Bou2006 OK1984, Staphylus hayhurstii (Hayhurst's Scallopwing) Bou2006 Wg2005; Noctuidae: Pseudoplusia includens (Soybean Looper) [larvae feed on leaves, polyphagous; syn. Chrysodeixis includens] CWT2004; Pyralidae: Helvibotys helvialis Cv2005, Hymenia perspectalis (Spotted Beet Webworm) Cv2005, Spoladea recurvalis (Hawaiian Beet Webworm) Cv2005
Orthoptera (Grasshoppers)
Acrididae: Hesperotettix speciosus (Western Grass-Green Grasshopper) [minor host plant] Jor1985, Melanoplus sanguinipes (Migratory Grasshopper) [minor host plant] Jor1985