Insects Feeding
on these Plants:
____________
Persicaria spp. (Smartweed) [Polygonaceae]
(Observations are from Arnett & Jacques, Knight, Clark et al., Milne & Milne, Wagner, Hottes & Frison, Barnes, Dmitriev & Dietrich, Rider, Bouseman & Sternburg, Covell, Cranshaw, Smith, Blackman & Eastop, Harms & Grodowitz, Vickery & Kevan, Opler & Krizek, Pepper, Robinson & Bradley, Majka et al.)
Coleoptera (Beetles)
Chrysomelidae: Colaspis brunnea (Grape Colaspis) [adults feed on foliage] Crw2004, Disonycha conjugata Clk2004, Disonycha pensylvanica Clk2004, Systena frontalis (Red-Headed Flea Beetle) [adults feed on foliage, larvae feed on roots] Crw2004; Curculionidae: Amalus scortillum (Knotweed Weevil) [feeds on plant crowns, this European weevil is adventive in NE USA & SE Canada] HG2009, Homorosoma sulcipennis [found in Illinois, Ontario, & Maryland] HG2009, Rhinoncus pyrrhopus [found in central USA, E. USA, & SE Canada; syn. Campylirhynchus pyrrhopus] HG2009 MAM2007, Tyloderma capitale [found in central USA & E. USA] HG2009
Heteroptera (True Bugs)
Miridae: Garganus fusiformis Kn1941; Pentatomidae: Coenus delia Rid2009, Holcostethus limbolarius Rid2009
Homoptera (Sucking Insects)
Aphididae: Aphis nasturtii (Buckthorn Aphid) [smartweeds are summer hosts] RB1965, Brachycaudus rumexicolens [found on inflorescences] BE2013, Capitophorus hippophaes (Polygonum Aphid) [found on Eleagnus spp. as primary hosts, migrating during the summer to the leaf undersides of knotweed & smartweed] BE2013 Pp1965 RB1965, Macrosiphum gei (Avens Aphid) [polyphagous] HF1931, Macrosiphum venaefuscae [distributed in E USA] BE2013, Rhopalosiphum nymphaeae (Waterlily Aphid) [smartweeds are summer hosts] Crw2004; Cicadellidae: Erasmoneura nigra [polyphagous] DD2010
Hymenoptera (Bees, Wasps, & Sawflies)
Tenthredinidae: Ametastegia articulata [larvae feed on foliage] Sm2006, Ametastegia glabrata (Dock Sawfly) [larvae feed on foliage] Sm2006, Ametastegia recens [larvae feed on foliage, syn. Ametastegia pulchella] Sm2006
Lepidoptera (Butterflies, Skippers, & Moths)
Gelechiidae: Chionodes discoocellella (Eye-Ringed Chionodes Moth) [feeds on leaves, found in central & E. USA] HG2009; Geometridae: Haematopis grataria (Chickweed Geometer) Cv2005, Orthonama centrostrigaria (Bent-Line Carpet) Cv2005, Orthonama obstipata (The Gem) [polyphagous] Cv2005, Xanthotype sospeta (Crocus Geometer) [polyphagous] Cv2005; Lycaenidae: Lycaena helloides (Purplish Copper) [found in northern half of IL] AJ1981 BS2001 OK1984, Lycaena hyllus (Bronze Copper) [larvae feed on leaves] BS2001, Strymon melinus (Gray Hairstreak) [larvae feed on flowers & developing seeds, polphagous] Bar1999 BS2001 MM1980; Noctuidae: Acronicta oblinita (Smeared Dagger Moth) [polyphagous; found in central USA, E. USA, & Canada] Cv2005 Wg2005 HG2009, Dypterygia rozmani (American Bird's Wing Moth) [possibly confused with Dypterygia scabriuscula] Cv2005, Maliattha synochitis (Black-Dotted Maliattha) [syn. Lithacodia synochitis] Cv2005, Pseudeustrotia carneola (Pink-Barred Pseudeustrotia) [found in central USA, E. USA, & Canada; syn. Lithacodia carneola] Cv2005 HG2009; Tortricidae: Epiblema otiosana (Bidens Borer Moth) [larvae bore through stems] Cv2005
Orthoptera (Grasshoppers)
Acrididae: Melanoplus differentialis (Differential Grasshopper) VK1985