Insects Feeding
on this Plant:


Crataegus crus-galli
(Cockspur Hawthorn) [Rosaceae]
(Observations are from Hottes & Frison, Dmitriev & Dietrich, MacRae, Needham et al., Blackman & Eastop, Pepper, Cranshaw, ScaleNet)

Coleoptera (Beetles)
Buprestidae: Chrysobothris femorata (Flat-Headed Apple Tree Borer) [larvae bore through wood of dead or living trees] Mcr1991

Homoptera (Sucking Insects)

Aphididae: Hyalomyzus sensoriatus [found on hawthorns, migrating during the summer to some plants species in the Hypericaceae and possibly Lamiaceae; this aphid is distributed in NE USA & Quebec] BE2013, Nearctaphis bakeri (Clover Aphid) Pp1965, Nearctaphis clydesmithi [found on Cockspur Hawthorn & probably other hawthorns; this aphid is distributed in E USA, including Wisconsin] BE2013, Prociphilus corrugatans HF1931, Rhopalosiphum padi HF1931; Cicadellidae: Erythridula funesta [a preferred host plant] DD2010;
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, 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)
Tenthredinidae: Profenusa canadensis (Hawthorn Leafminer) Crw2004

Lepidoptera (Butterflies, Skippers, & Moths)
Nepticulidae: Nepticula crataegifoliella [leaf-miner, syn. Stigmella crataegifoliella] Ndm1928