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Insects Feeding
on these Plants:

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Allium spp.
(Wild Onion, Onion) [Liliaceae]
(observations are from Knight, Microleps website, Marshall, Cranshaw, Blackman & Eastop, Wheeler et al.)

Coleoptera (Beetles)
Scarabaeidae: Strigoderma arbicola (False Japanese Beetle) [larvae feed on roots in sandy areas] Crw2004

Diptera (Flies)
Anthomyiidae: Delia antiqua (Onion Maggot) [larvae feed on bulbs] Crw2004 Msh2006; Otitidae: Tritoxa flexa (Black Onion Fly) Msh2006, Tritoxa incurva Msh2006; Syrphidae: Eumerus strigatus (Onion Bulb Fly) [larvae feed on bulbs] Crw2004, Eumerus tuberculatus (Lesser Bulb Fly) [larvae feed on bulbs] Crw2004

Heteroptera (True Bugs)
Miridae: Lindbergocapsus ainsliei Kn1941, Lindbergocapsus allii (Onion Plant Bug) Kn1941 WHM1983

Homoptera (Sucking Insects)
Aphididae: Myzus ascalonicus (Shallot Aphid) Crw2004, Neotoxoptera formosana (Onion Aphid) [found on leaves outdoors, also found on bulbs indoors; observed in Illinois, this aphid was introduced from E. Asia] BE2013


Lepidoptera (Butterflies, Skippers, & Moths)
Acrolepiidae: Acrolepiopsis assectella (Leek Moth) [intro. into N. America from Europe, cultivated leek is the preferred host plant] Mic2010

Thysanoptera (Thrips)
Thripidae: Thrips tabaci (Onion Thrips) [sucks juices from foliage] Crw2004 Msh2006
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