4 Free Images of Adelges Galls

plantspinaceaepinaladelges abietispineapple gall adelgidpicea abiesconifer conenorway sprucediseases and disorders of picea abieseuropean spruce
Pineapple Gall caused by Adelges abietis on Norway Spruce
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Sectioned Pineapple Galls caused by Adelges abietis on Norway Spruce.
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Three Pineapple Galls developing on Norway Spruce. Caused by Adelges abietis, a woolly aphid.
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A Pineapple Gall on Sitka Spruce, Redhall, Edinburgh.
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