| 5454620 |
fall webworm |
Hyphantria cunea |
|
| 5445625 |
elm spanworm |
Ennomos subsignaria |
late instars |
| 5445301 |
rabbitbrush beetle |
Trirhabda nitidicollis |
Defoliation of rabbit brush by larva |
| 5444546 |
winter moth |
Operophtera brumata |
|
| 4212002 |
forest tent caterpillar |
Malacosoma disstria |
severe defoliation |
| 4544093 |
larch casebearer |
Coleophora laricella |
|
| 1468213 |
western spruce budworm |
Choristoneura freemani |
September 1978 |
| 1361256 |
redheaded pine sawfly |
Neodiprion lecontei |
|
| 1468001 |
Douglas-fir tussock moth |
Orgyia pseudotsugata |
defoliated grand fir |
| 2168033 |
gypsy moth |
Lymantria dispar |
June 2006 |
| 1468125 |
white fir needleminer |
Epinotia meritana |
|
| 5403450 |
western flower thrips |
Frankliniella occidentalis |
thrips and damage |
| 5403461 |
western flower thrips |
Frankliniella occidentalis |
thrips and damage |
| 0758030 |
gypsy moth |
Lymantria dispar |
Defoliation of oaks and other broadleaf trees |
| 0758032 |
gypsy moth |
Lymantria dispar |
Defoliation of oaks and other broadleaf trees |
| 0758034 |
gypsy moth |
Lymantria dispar |
Oak mortality due to repeated defoliation by gypsy moth |
| 5081030 |
gypsy moth |
Lymantria dispar |
egg masses |
| 5371245 |
larch casebearer |
Coleophora laricella |
|
| 5346030 |
Douglas-fir tussock moth |
Orgyia pseudotsugata |
Heavy defoliation, Douglas Co, CO, August 2007 |
| 1398262 |
birch leafminer |
Fenusa pusilla |
A heavily infested landscape tree |
| 1510039 |
locust leafminer |
Odontota dorsalis |
Locust leaf miner damage (landscape scale) |
| 5135079 |
Douglas-fir tussock moth |
Orgyia pseudotsugata |
Defoliation in urban area near Aspen Park, CO |
| 1479007 |
jack pine budworm |
Choristoneura pinus pinus |
Characteristic top-kill and mortality in jack pine following a jack pine budworm outbreak. Photo taken on the Chequamegon National Forest, northwest Wisconsin. |
| 1475042 |
forest tent caterpillar |
Malacosoma disstria |
Mass of larvae on trunk. Lighter colored caterpillars have recently molted. |
| 5021019 |
gypsy moth |
Lymantria dispar |
|
| 5021040 |
bagworm |
Thyridopteryx ephemeraeformis |
|
| 5019059 |
fall webworm |
Hyphantria cunea |
|
| 5020036 |
gypsy moth |
Lymantria dispar |
|
| 5020050 |
gypsy moth |
Lymantria dispar |
|
| 2113080 |
larch casebearer |
Coleophora laricella |
symptoms of heavy damage |
| 1212097 |
white satin moth |
Leucoma salicis |
Elk Flat, Walla Walla RD, Umatilla NF |
| 1212099 |
white satin moth |
Leucoma salicis |
Close-up view of stand with defoliation; Elk Flat, Walla Walla RD, Umatilla NF |
| 0758160 |
western spruce budworm |
Choristoneura freemani |
Aerial view of defoliation |
| 0758161 |
western spruce budworm |
Choristoneura freemani |
Aerial view of defoliation |
| 0758166 |
western spruce budworm |
Choristoneura freemani |
Aerial view of defoliation |
| 0758167 |
western spruce budworm |
Choristoneura freemani |
Aerial view of defoliation |
| 0758169 |
western spruce budworm |
Choristoneura freemani |
Aerial view of defoliation |
| 0758171 |
western spruce budworm |
Choristoneura freemani |
Defoliation |
| 2168031 |
gypsy moth |
Lymantria dispar |
June 2006 |
| 2168026 |
gypsy moth |
Lymantria dispar |
|
| 0541027 |
willow leaf beetle |
Chrysomela vigintipunctata |
|
| 1468358 |
pine tube moth |
Argyrotaenia pinatubana |
|
| 4061085 |
forest tent caterpillar |
Malacosoma disstria |
defoliation at Chappewa National Forest, Minnesota, May 1952 |
