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Ash (Fraxinus)-Aphid Several species, includes woolly ash aphid See: Common Pests of Nursery Crops For more information PNW Nursery IPM: Woolly ash aphid (http://oregonstate.edu/dept/nurspest/woolyashaphid/introduction.htm) Ash (Fraxinus) Aphid ...

Ash (Fraxinus)-Scale insect Numerous species See: Common Pests of Nursery Crops Ash (Fraxinus) Scale insect ...

Azalea (Rhododendron)-Azalea bark scale Eriococcus azaleae Pest description and crop damage This scale superficially resembles mealybugs in appearance. Mature female scale are about 0.125 inch long and appear like white cottony sacs, often located on twig ...

Azalea (Rhododendron)-Azalea leafminer Caloptilia azaleella See: Common Pests of Nursery Crops Pest description and crop damage The adult insect is a golden yellow moth about 0.5 inch long. The larvae are small, pale yellow to green caterpillars, 0.125 to ...

Azalea (Rhododendron)-Lace bug Stephanitis pyrioides Pest description and crop damage Overwinters in egg stage. Eggs are laid in the midrib on the underside of leaves. A new introduction to the PNW, little is known about the phenology of azalea lace bug i ...

Azalea (Rhododendron)-Obliquebanded leafroller Choristoneura rosaceana Adults of the obliquebanded leafroller are bell-shaped, up to 1 inch long, tan to brown, with broad bands on the wings. The larvae are green caterpillars with a light brown to black he ...

Azalea (Rhododendron)-Root weevil Includes Obscure root weevil (Sciopithes obscurus) and Otiorhynchus spp. See: Common Pests of Nursery Crops Azalea (Rhododendron) Root weevil ...

Bamboo (Bambusa and others)-Aphid Takecallis arundinaria Pest description and crop damage Small, light-green aphid, banded antennae. See: Common Pests of Nursery Crops For more information Johnson, W.T. and H.H. Lyon (1991), Insects That Feed on Trees and ...

Beech (Fagus)-Aphid Several species See: Common Pests of Nursery Crops For more information Johnson, W.T. and H.H. Lyon (1991), Insects That Feed on Trees and Shrubs, 2nd ed., Cornell University Press (p. 296). PNW Nursery IPM: Woolly beech aphid (http:// ...

Birch (Betula)-Aphid Includes Euceraphis betulae See: Common Pests of Nursery Crops Pest description and crop damage Soft-body, greenish aphid leave sticky secretion on leaves and under trees. For more information Johnson, W.T. and H.H. Lyon (1991), Insec ...