Horticulture Department
PACIFIC NORTHWEST NURSERY IPM
Insects
Vertebrates
alder flea beetle aphid management apple and thorn skeletonizer apple ermine moth azaleae bark scale Barypeithes root weevil Beneficial nematodes black stem borer branch and twig borer brown marmorated stink bug bronze birch borer boxwood leafminer boxwood psyllid caterpillars UPDATED Ceanothus stem gall moth cherry ermine moth chilli thrips New clay colored weevil cutworm NEW craneflies cypress tip moth dogwood sawfly New Douglas fir twig weevil earwigs elm leafminer European pine shoot moth European shot-hole borer emerald ash borer Fall webworm NEW flatheaded cedar borer hollyhock weevil New honeylocust plant bug New honeylocust pod gall midge Heliothis phloxiphaga New huckleberry root aphids ground mealybug lacebugs leaf weevil maple tip moth maple midge March flies spruce aphid on spruce oak ambrosia beetle NEW obscure root weevil Pacific flatheaded borer peach tree borer NEW pear psylla NEW pear leaf-curling midge pine needle scale poplar and willow borer rose curculio weevil rose midge roseslug sawflies scale NEW sequoia pitch moth speckled green fruitworm NEW spittlebug tent caterpillars thrips viburnum leaf beetle violet gall midge NEW western poplar clearwing western spotted cucumber beetle white pine weevil NEW whiteflies woolly ash aphid
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Western tent caterpillar
Washington State University Extension: Biology and Control of Tent Caterpillars
Washington State University and Washington Department of Agriculture: Western Tent Caterpillar Update:
Western tent caterpillars Photo: Rosetta
Western tent caterpillar web
Page last modified 8/12/07
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