Insects Feeding
on these Plants:


Hypericum spp.
(St. John's Wort) [Hypericaceae]
(Observations are from Milne & Milne, Clark et al., Dmitriev & Dietrich, Hottes & Frison, Wagner, Covell, Felt, Blackman & Eastop, Pepper, Panzer et al., ScaleNet)

Coleoptera (Beetles)
Chrysomelidae: Paria sellata Clk2004

Diptera (Flies)
Cecidomyiidae: Neolasioptera triadenii [larvae form globoid galls on stems]

Homoptera (Sucking Insects)
Aphididae: Aphis hyperici [syn. Brachysiphum hyperici, found on young shoots & leaf undersides; this aphid has been observed in Illinois & Wisconsin] HF1931 BE2013, Hyalomyzus mitchellensis [found on petiole bases, flower buds, or stems under rocks; this aphid has been observed in North Carolina & Pennsylvania, it is sometimes misidentified as Hyalomyzus sensoriatus] BE2013 Pp1965, Hyalomyzus triangulatus [found on leaf axils, this aphid has been observed in Illinois & Maryland] BE2013; Cicadellidae: Erasmoneura margaritae [preferred host plants] DD2010; Diaspididae:
Lepidosaphes ulmi (Oystershell Scale) [found on bark of woody Hypericum spp., polyphagous; this insect is widely distributed in the USA, S Canada, & Eurasia] SN2014

Lepidoptera (Butterflies, Skippers, & Moths)
Geometridae: Eupithecia miserulata (Common Pug) [larvae feed on flowers, polyphagous] Wg2005, Synchlora aerata (Wavy-lined Emerald) [larvae feed on flowers, polyphagous] Wg2005; Lycaenidae: Strymon melinus (Gray Hairstreak) [larvae feed on fruit & seeds, polyphagous] MM1980; Noctuidae: Melanchra assimilis (Black Arches) [larvae are often found on flowers, polyphagous] Wg2005, Nedra ramosula (Gray Half-spot) [oligophagous] Cv2005; Oecophoridae: Agonopterix hyperella [host plants include Hypericum prolificum & Hypericum perforatum; this moth is found mostly SE of Illinois] Pnz2006