Leaves wrinkled or curled; discolored, stunted, tend to fall off - Aphids
Black sooty mold on honeydew made by ants herding aphids. - Ants Herding Aphids
Many holes in trunk and branches; small limbs girdled sawdust at holes - Borers
Skeletonized leaves - Cankerworms
Ends of twigs die and fall off. - Cicadas
Fruit falls, crescent –shaped cuts in skin of fruit - Curculios
Leaves and twigs webbed together - Fall Webworm
Small misshapen fruits - Larvae Of Fruit Flies
Holes in the leaves - Japanese Beetles
Holes in flowers; leaves rolled up - Leafrollers
Cottony white masses on roots, stems, branches leaves; reduced plant vigor - Mealybugs
Plant stunted, leaves yellowed, lesions on roots - Nematodes
Leaves yellow, drop; bumps on leaves and stems; sometimes sticky material on leaves - Scale
Leaves stippled, yellow, dirty; webbing on interior stems of plant - Spider Mites
Webbed nest in tree branches filled with caterpillars - Tent Caterpillars
Leaves discolored; black fecal spots on underside of leaf. - Thrips
Much foliage is eaten starting from top of tree down - Caterpillar Of Tussock Moth
Mottled, crinkled foliage; brown specks appear on fruit, and plants may droop and die prematurely - Mosaic Virus
White spots on leaves; eventually entire leaf is covered with powder - Powdery Mildew, A Fungal Disease
Yellowing of foliage and gradual defoliation; plants may become stunted - Verticillium Wilt, A Fungal Disease
Skin of fruit pierced or partially eaten - Birds
Foliage and fruit disappears below ten feet - Deer
