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Insects Feeding
on this Plant:

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Ambrosia artemisiifolia
(Common Ragweed) [Asteraceae]
(Observations are from Dennis, Dmitriev & Dietrich, Microleps website, Clark et al., Rider, Marshall, Needham et al., Blackman & Eastop, Gangwere, Joern, Loeffler, Pepper, O'Brien & Anderson, Charlet & Gavloski, Spencer & Steyskal, Snodgrass et al., Ford & Jackman, Natural History Museum, Mitchell, ScaleNet)

Coleoptera (Beetles)
Chrysomelidae: Brachypnoea clypealis Clk2004, Calligrapha bidenticola Clk2004, Ophraella communa [the preferred host plant] Clk2004, Zygogramma suturalis Clk2004 Msh2006; Curculionidae: Cylindrocopturus adspersus (Sunflower Stem Weevil) [adults feed on leaves & stems, larvae bore through stems & root crown] CG2011, Smicronyx corniculatus OA1996; Mordellidae: Mordellistena aspersa [larvae bore through stems] FJ1996, Mordellistena convicta [larvae bore through stems] FJ1996, Mordellistena unicolor [larvae bore through stems] FJ1996

Diptera (Flies)
Agromyzidae: Agromyza subnigripes [leaf-miner, polyphagous] Ndm1928, Calycomyza ambrosiae [larvae are blotch leaf-miners; found in Indiana & Tennessee] SS1986, Calycomyza jucunda [leaf-miner, polyphagous] Ndm1928, Chromatomyia syngenesiae (Chrysanthemum Leafminer) Ndm1928, Ophiomyia texana [stem-borer, polyphagous] Ndm1928, Phytomyza minuscula [leaf-miner] Ndm1928; Tephritidae: Euaresta bella [oligophagous] Msh2006

Heteroptera (True Bugs)
Miridae: Polymerus basalis (Red-spotted Aster Mirid) SSS1984, Taylorilygus apicalis (Broken-backed Bug) SSS1984; Pentatomidae: Holcostethus limbolarius Rid2009

Homoptera (Sucking Insects)
Aphididae: Capitophorus jopepperi [found in North Carolina] BE2013, Pleotrichophorus wasatchii Pp1965, Uroleucon ambrosiae (Brown Ambrosia Aphid) Pp1965, Uroleucon tuataiae Pp1965; Cicadellidae: Empoasca erigeron [polyphagous] DD2010; Membracidae: Campylenchia latipes [polyphagous] Den1952, Ceresa bubalus (Buffalo Treehopper) [polyphagous] Den1952, Hadrophallus borealis [polyphagous] Den1952, Stictocephala taurina [polyphagous] Den1952, Tortistilus inermis Den1952; Pseudococcidae:
Phenacoccus solenopsis (Solenopsis Mealybug) [feeds on foliage & sometimes roots, polyphagous; widespread] SN2014, Pseudococcus sorghiellus (Trochanter Mealybug) [polyphagous; this insect is widely distributed in eastern USA] SN2014

Lepidoptera (Butterflies, Skippers, & Moths)
Arctiidae: 
Spilosoma virginica (Virginia Tiger Moth) [polyphagous] Mch1919; Bucculatricidae: Bucculatrix agnella [larvae are leafminers] NHM2010, Bucculatrix ambrosiaefoliella [larvae are leafminers] Ndm1928 NHM2010; Gelechiidae: Dichomeris juncidella [this leaf-folding moth is found in fields] Lf1994 NHM2010, Helcystogramma chambersella NHM2010; Geometridae: Synchlora aerata (Wavy-lined Emerald) [larvae feed on flowers] NHM2010; Gracillariidae: Cremastobombycia ambrosiaeella [larvae are tentiform leaf-miners; syn. Cremastobombycia ambrosiella] Mic2010 Ndm1928 NHM2010; Noctuidae: Papaipema nebris (Stalk Borer Moth) [polyphagous] NHM2010, Peridroma saucia (Variegated Cutworm) [polyphagous] NHM2010, Ponometia candefacta (Olive-shaded Bird-dropping Moth) [larvae prefer to feed on flowers; syn. Tarachidia candefacta] NHM2010, Ponometia erastrioides (Small Bird-dropping Moth) [larvae prefer to feed on flowers; syn. Tarachidia erastrioides] Msh2006 NHM2010, Schinia rivulosa (Ragweed Flower Moth) NHM2010; Pterophoridae: Adaina ambrosiae (Ragweed Plume Moth) [larvae feed on leaves] NHM2010, Hellinsia inquinatus (Black-marked Plume Moth) [syn. Oidaematophorus inquinatus] NHM2010; Tischeriidae: Astrotischeria ambrosiaeella [larvae are leaf-miners] NHM2010; Tortricidae: Epiblema otiosana (Bidens Borer Moth) [larvae bore through stems] NHM2010, Epiblema strenuana (Ragweed Borer Moth) [larvae bore into terminal stems, forming galls] NHM2010

Orthoptera (Grasshoppers)
Acrididae: Hesperotettix speciosus (Western Grass-Green Grasshopper) Jor1985, Melanoplus angustipennis (Narrow-winged Sand Grasshopper) Jor1985, Melanoplus femurrubrum (Red-Legged Grasshopper) [feeds on flowerheads, field observations] Ggw1961 Jor1985, Melanoplus flavidus (Yellowish Spur-throated Grasshopper) [minor host plant] Jor1985, Melanoplus gladstoni (Gladston's Grasshopper) [minor host plant] Jor1985
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