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Pear-Western boxelder bug Boisea rubrolineata Also see: EM9418 Western Boxelder Bug Feeding Damage in Pear Pest description and crop damage Insects with piercing, sucking mouthparts. Feeding on fruit causes depressions. Boxelder bug adults are oval shaped ...

Pear-Western tentiform leafminer Phyllonorycter elmaella Pest description and crop damage Adult moths are about 0.12 inch in length. The wings are held roof-like over the body and are golden bronze with white bands. Eggs are flat, translucent, and laid on ...

Plum and prune-Aphid Hop aphid (Phorodon humuli) Leaf curl plum aphid (Brachycaudus helichrysi) Thistle aphid (Brachycaudus cardui) Pest description and crop damage Several aphid species attack plums and prunes, including the leafcurl plum aphid, hop aphi ...

Plum and prune-Apple-and-thorn skeletonizer Choreutis pariana Pest description and crop damage Adult moth is reddish brown with a wingspread less than 0.5 inch, and irregular light and dark bands on the wings. Mature larvae are 0.5 inch long, yellowish to ...

Plum and prune-Cutworm (climbing) Includes Spotted cutworm (Xestia c-nigrum) Variegated cutworm (Peridroma saucia) Pest description and crop damage Several species of cutworm attack tree fruits. The adults are large moths that range in color from gray to ...

Plum and prune-Earwig Primarily European earwig (Forficula auricularia) Pest description and crop damage Adult earwigs are elongate, flattened, reddish-brown insects about 0.60 inch long with forceps-like pincers on the end of their abdomens. They have ch ...

Plum and prune-Eyespotted bud moth Spilonota ocellana Pest description and crop damage Adults are greyish moths about 0.5 inch long with a thick white band on each forewing. Mature larvae are chocolate-brown with black heads, and less than 0.5 inch in len ...

Plum and prune-Grape mealybug Pseudococcus maritimus Pest description and crop damage The newly-hatched nymphs (or crawlers) are purplish and covered with a powdery wax coating. As the nymphs get older, the coating gets thicker, a fringe of wax filaments ...

Plum and prune-Leafhopper Includes Rose leafhopper (Edwardsiana rosae) White apple leafhopper (Zonocyba (Typhlocyba) pomaria) Pest description and crop damage The common leafhopper pest in the PNW is the white apple leafhopper, although a very similar-app ...

Plum and prune-Leafroller European (filbert) leafroller (Archips rosana) Fruittree leafroller (Archips argyrospila) Obliquebanded leafroller (Choristoneura rosaceana) Pandemis leafroller (Pandemis pyrusana) Pest description and crop damage There are sever ...