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Insects Feeding
on these Plants:

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Picea pungens
(Blue Spruce) [Pinaceae]
(Observations are from Blackman & Eastop, Majka et al., ScaleNet)

Coleoptera (Beetles)
Curculionidae: Magdalis piceae [this insect is found in NE USA & SE Canada] MAM2007

Homoptera (Sucking Insects)

Adelgidae: Pineus similis (Ragged Spruce Gall Adelgid) [forms loose galls on spruce at tips of young shoots, causing the needles to turn pale brown; found in NE USA, including Massachusetts & New Jersey] BE2013;
Diaspididae: Abgrallaspis ithacae (Ithaca Hemlock Scale) [found on needles, preferring Tsuga spp. as hosts; this insect occurs in NE & north-central USA; syn. Hemiberlesia ithacae] SN2014, Acutaspis morrisonorum (Round Conifer Scale) [found in E USA & SE Canada] SN2014, Chionaspis pinifoliae (Pine Needle Scale) [found on needles; this insect is widely distributed throughout the USA] SN2014, Dynaspidiotus abietis [this scale insect occurs in many areas of E USA, it was introduced from Eurasia] SN2014; Pseudococcidae: Phenacoccus minimus (Minimus Mealybug) [feeds on needles; this insect has been found in Virginia, although it occurs primarily in western USA & western Canada] SN2014
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