Cherry
Symptom Cause  
Leaves curled and discolored; honeydew evident on undersides of leaves, sometimes sooty mold forms
Aphids
>
Skin of fruit pierced or partially eaten
Birds
>
Many holes in trunk and branches; small limbs girdled sawdust at holes
Borers
>
Skeletonized leaves
Cankerworms
>
Trees defoliated, brown egg cases appear on trunk
Caterpillar of Gypsy Moth
>
Much foliage is eaten starting from top of tree down
Caterpillar of Tussock Moth
>
Ends of twigs die and fall off
Cicadas
>
Fruit falls, crescent-shaped cuts in fruit
Curculios
>
Foliage and fruit disappears below ten feet
Deer
>
Leaves and twigs webbed together
Fall Webworms
>
Small misshapen fruits
Flies, Fruit
>
Holes in leaves and flowers
Japanese Beetles
>
Holes in flowers; leaves rolled up
Leafrollers
>
Plant stunted, leaves yellowed, lesions on roots
Nematodes
>
White spots on leaves; eventually entire leaf is covered with white powdery substance
Powdery Mildew
>
Fruits Fall off of the plant pre-maturely; fruits when opened have a dark burrow between the skin of fruit.
Sawflies
>
Leaves yellow, drop; bumps on leaves and stems; sometimes sticky leaves
Scale
>
Black sooty mold on leaf surface.
Sooty Mold
>
Leaves stippled, yellow, dirty; webbing on interior stems of plant
Spider Mites
>
Webbed nest in tree branches filled with caterpillars; foliage in area of nest is eaten
Tent Caterpillars
>
Yellowing of foliage and gradual defoliation; plants may become stunted
Verticillium Wilt
>