| 1123026 |
cooley spruce gall adelgid |
Adelges cooleyi |
Overwinting immatures in early spring |
| 1123027 |
eastern spruce gall adelgid |
Adelges abietis |
Overwintering immatures in spring |
| 1123025 |
European pine sawfly |
Neodiprion sertifer |
|
| 1123020 |
cryptomeria scale |
Aspidiotus cryptomeriae |
Damage from armored scale feeding on underside of needles |
| 1123021 |
cryptomeria scale |
Aspidiotus cryptomeriae |
scale insects covering lower surface of needles |
| 1123017 |
Douglas-fir needle midge |
Contarinia pseudotsugae |
damage in center of needle; first record from Pennsylvania, 2002 |
| 1123010 |
balsam twig aphid |
Mindarus abietinus |
Recently deposited overwintering egg; Egg will darken with time. |
| 1123024 |
European pine sawfly |
Neodiprion sertifer |
Overwintering eggs |
| 1123039 |
eastern pine weevil |
Pissodes nemorensis |
Adult on pine stump in spring; Formerly known as northern pine weevil, Pissodes approximatus |
| 1123071 |
Zimmerman pine moth |
Dioryctria zimmermani |
Pitch glob on trunk |
| 1123023 |
European pine sawfly |
Neodiprion sertifer |
Characteristic feeding damage of 1st and 2nd instar larvae |
| 1123022 |
European pine sawfly |
Neodiprion sertifer |
Stem notching caused by feeding of mature larvae. May be confused with Pales weevil feeding. |
| 1123056 |
eastern pine weevil |
Pissodes nemorensis |
Larva feeding under bark of dying Scotch pine. |
| 1123048 |
pales weevil |
Hylobius pales |
Weevil feeding on terminal of fir. |
| 1123049 |
pales weevil |
Hylobius pales |
feeding on bark of twig |
| 1123051 |
pales weevil |
Hylobius pales |
Female on pine stump in spring. |
| 1123050 |
pales weevil |
Hylobius pales |
feeding on bark of twig |
| 1123016 |
dusty-wings |
|
dustywing larva; predator of spruce spider mite |
| 1123018 |
Douglas-fir needle midge |
Contarinia pseudotsugae |
larva mining in center of needle; first record from Pennsylvania, 2002 |
| 1123019 |
cooley spruce gall adelgid |
Adelges cooleyi |
nymph on needle at budbreak, Spring 2002 |
| 1123011 |
balsam twig aphid |
Mindarus abietinus |
Stem mother on swollen bud |
| 1123004 |
bagworm |
Thyridopteryx ephemeraeformis |
Neonate larva on Colorado spruce |
| 1123009 |
balsam twig aphid |
Mindarus abietinus |
winged adult |
| 1123070 |
white pine weevil |
Pissodes strobi |
feeding damage to terminal |