Insects Feeding
on these Plants:


Sorbus spp.
(Mountain Ash) [Rosaceae]
(Observations are from Wagner, Clark et al., Marshall, Covell, Smith, Felt, Blackman & Eastop, Robinson & Bradley, Majka et al., Cranshaw, ScaleNet)

Coleoptera (Beetles)
Cerambycidae: Saperda candida (Round-headed Appletree Borer) [larvae bore into wood] Crw2004; Chrysomelidae: Paria fragariae (Strawberry Rootworm) Clk2004; Curculionidae: Anthonomus quadrigibbus [this insect is widely distributed] MAM2007; Scarabaeidae: Macrodactylus subspinosus (Rose Chafer) [skeletonizes leaves, feeds on flowers] Crw2004, Popillia japonica (Japanese Beetle) [polyphagous] Crw2004; Scolytidae: Scolytus rugulosus (Shothole Borer) [larvae bore into sapwood, feeding on phloem] Crw2004

Homoptera (Sucking Insects)
Aphididae: Aphis pomi (Green Apple Aphid) RB1965, Eriosoma lanigerum (Woolly Apple Aphid) [found on twigs, branches, trunk, & roots] Crw2004, Rhopalosiphum oxyacanthae (Apple-Grass Aphid) [curls young leaves of various trees & shrubs in the Rosaceae, migrating during the summer to the roots of various grasses; this aphid is distributed in NE & north-central USA, including Illinois] BE2013;
Diaspididae: Chionaspis furfura (Scurfy Bark Scale) [found on branches & trunks, less often on young shoots, fruit, & leaves; plant species in the Rosaceae are preferred hosts; this insect is widely distributed in the USA & S Canada] SN2014, Chionaspis salicis (Willow Scurfy Scale) [found mainly on twigs & branches; this insect is polyphagous, although it prefers Salix spp. & Populus spp.; this insect is widely distributed in the USA] SN2014, Diaspidiotus perniciosus (San Jose Scale) [usually found on bark, polyphagous, although preferring woody species in the Rosaceae; this insect is widely distributed; syn. Comstockaspis perniciosa, syn. Quadraspidiotus perniciosus] SN2014, Lepidosaphes ulmi (Oystershell Scale) [found on bark, polyphagous; this insect is widely distributed in the USA, S Canada, & Eurasia] SN2014

Hymenoptera (Bees, Wasps, & Sawflies)
Argidae: Arge macleayi [larvae feed on foliage] Sm2006; Tenthredinidae: Pristiphora geniculatus (Mountain Ash Sawfly) [larvae feed on foliage] Msh2006 Sm2006 Crw2004; Torymidae: Megastigmus brevicaudis [syn. Megastigmus brevicaudus, larvae feed on seeds of drupes] Flt1917, Torymus varians (Apple Seed Chalcid) [larvae feed on seeds of drupes] Flt1917

Lepidoptera (Butterflies, Skippers, & Moths)

Geometridae: Lomographa vestaliata (White Spring Moth) Wg2005; Noctuidae: Acronicta clarescens (Clear Dagger Moth) [syn. Acronicta pruni] Cv2005, Acronicta radcliffei (Radcliffe's Dagger Moth) Wg2005, Acronicta superans (Splendid Dagger Moth) Wg2005, Metaxaglaea viatica (Roadside Sallow) Cv2005

Prostigmata (Prostigmatic Mites)
Eriophyidae: Eriophyes pyri (Pear Leaf Blister Mite) [syn. Phytoptus pyri, forms blister galls on leaves] Flt1917