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Forestry: Conifer

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11 Images of 5 Subjects View Subject List View Image Details View Thumbnails

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Image Subject Name Scientific Name Description
5445597 spruce spider mite Oligonychus ununguis Adult spruce spider mite with eggs on spruce needle
5445598 spruce spider mite Oligonychus ununguis Young spruce (Picea glouca) with interior needles browned due to spruce spider mite.
5445600 spruce spider mite Oligonychus ununguis Webbing
5445586 lodgepole cone beetle Conophthorus ponderosae Pitch tube at entry hole in cone pedicel
5445587 lodgepole cone beetle Conophthorus ponderosae White pine cone killed by cone beetle larvae (right)
5445588 Douglas-fir needle midge Contarinia pseudotsugae Needle galls showing chlorosis and swelling due to gall midge infestation
5445590 lodgepole cone moth Eucosma rescissoriana Adult perched on Douglas-fir needles
5445592 lodgepole cone moth Eucosma rescissoriana Entry hole in white pine cone and slight exterior frass caused by cone moth
5445593 lodgepole cone moth Eucosma rescissoriana Eggs of cone moth laid under tip of white pine cone scale
5445594 lodgepole cone moth Eucosma rescissoriana Neonate larva will immediately bore into cone
5445602 pine needle sheathminer Zelleria haimbachi Cluster of needles killed by sheathminer, but retained in needle sheaths

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