Shade Treees A - H
A
Ash, Mountain
Ash, Mountain

| Symptoms |
Probable Cause |
Bonide Best Solution |
| Many holes in branches; smaller Limbs girdled sawdust at holes |
Borers |
Annual Tree & Shrub, Eight CRS, Rotenone/Pyrethrin |
| Leaves curled; discolored |
Aphids |
Annual Tree & Shrub,
All Seasons, Total Outdoor, Systemic Insect C |
| Black powdery sooty mold fungus forms on honeydew; branches may die |
Ants Herding Aphids |
Eight CRS, TOTAL-Outdoor, Rotenone/Pyrethrin |
| Holes in leaves |
Sawflies |
Annual Tree & Shrub,
Bon-Neem CR, Rote/Pyr,
Total Outdoor |
| Small bumps on leaves and branches; growth of tree may be stunted |
Scale Insects |
Annual Tree & Shrub,
Bon-Neem CR,
All Seasons CRS, Total Outdoor |
| Leaves stippled/yellow/bronze/dry out/Drop. Webbing visible, leaf galls |
Mites |
Mite-X, Total-Outdoor, Sulfur, Systemic Insect,
Systemic Granules |
| Flowers and shoots wilt suddenly in spring |
Fire Blight (bacterial) |
Fire Blight Spray |
| Rust colored spots on leaves |
Rust (fungus) |
Infuse C, Fungonil CR |
| Dead spots on leaves; shoots blighted |
Scab (fungus) |
Captan, Sulfur (C) |
| Young portions of foliage disappear, or young tips disappear, bark peeled in strips |
Deer |
Repels-All CRG, Deer/Rabbit R, Hot Pepper Wax |
Ash, White
Ash, White
 |
 |
| Symptoms |
Probable Cause |
Bonide Best Solution |
| Many holes in branches; smaller limbs girdled sawdust at holes |
Borers Including Emerald Ash Borer |
Annual Tree & Shrub, Eight CRS, Rotenone/Pyrethrin |
| Holes in foliage |
Box Elder Bug |
TOTAL-Outdoor |
| Leaves consumed; tawny egg masses visible on trunk |
Larvae Of Gypsy Moth |
Systemic Insect C, Eight CRSD, Thuricide BT (C), |
| Foliage turns pale or mottled |
Lace Bug |
Annual Tree & Shrub, Eight CRS, Bon-Neem CR, Systemic Insect C |
| Limbs die; large holes appear; starting at top of tree |
Asian Long Horned Beetles |
Annual Tree & Shrub, Eight CRS |
| Tip of leaves brown, internal larvae trails visible. Leaves skeletonized and rolled up |
Leafminer |
Annual Tree & Shrub,
Bon-Neem CR, Total Outdoor, Systemic Insect C |
| Leaves stippled, yellowing or bronze; dry out and drop may be webbing visible; sometimes galls form on leaves |
Mites |
Mite-X, Total-Outdoor, Sulfur, Systemic Insect,
All Seasons CRS |
| Small bumps on leaves and branches; growth of tree may be stunted |
Scale Insects |
Annual Tree & Shrub,
Bon-Neem CR,
All Seasons CRS,
Total Outdoor |
| Leaves notched |
Weevil |
Annual Tree & Shrub, Eight CRS, All Seasons CRS, Total Outdoor |
| Irregular tan or brown spots on leaves at veins; expand until leaves die; sometimes sunken spots on leaves |
Anthracnose (fungus) |
Infuse C, Liquid Copper,
Lime Sulfur |
| Reddish-brown spots on bark |
Canker Stain (fungus) |
Copper |
| Leaves covered with white powder |
Powdery Mildew |
Infuse C, Bon-Neem, Fung-onil |
| Rust colored spots on leaves |
Rust (fungus) |
Infuse C, Fungonil CR |
| New shoots branch from side buds |
Witch's Broom (fungus) |
Prune unsightly branches |
| Bark of trunk and roots gnawed |
Rodent Injury |
MoleMax G, Repels-All,
Gopher Gassers, No Escape |
| Young portions of foliage disappear, or young tips disappear, bark peeled off |
Deer |
Repels-All CRG, Deer/Rabbit R, Hot Pepper Wax |
B
Beech, American
Beech, American
 |
 |
| Symptoms |
Probable Cause |
Bonide Best Solution |
| Leaves curled and distorted |
Aphids |
Annual Tree & Shrub, Eight CRS, All Seasons, Total Outdoor, Systemic Insect |
| Black powdery sooty mold fungus forms on honeydew; branches may die |
Ants Herding Aphids |
Eight CRS, TOTAL-Outdoor, Rotenone/Pyrethrin |
| Many holes in branches; smaller limbs girdled sawdust at holes |
Borers |
Annual Tree & Shrub,
Eight CRS, Rotenone/Pyrethrin |
| Limbs die; large holes appear; starting at top of tree |
Asian Long Horned Beetle |
Annual Tree & Shrub |
| Small bumps on leaves and branches |
Scale Insects |
Annual Tree & Shrub,
Bon-Neem CR,
All Seasons CRS, Total Outdoor |
| Holes chewed in leaves |
Caterpillars & Loopers |
Systemic Insect C,
Eight CRSD, Thuricide BT (C) |
| Swollen; bleeding lesions on stems and trunk |
Cankers |
Infuse, Fungonil C |
| Leaves appear spotted; then scorched |
Leaf Mottle |
Fungonil C |
| Leaves spotted; fall prematurely |
Leaf Spot (fungus) |
Infuse, Fungonil C |
| Leaves covered with white powder |
Powdery Mildew |
Infuse C, Bon-Neem, Fung-onil |
| On young trees foliage looks burned |
Dog Urine |
Dog/Cat, Rabbit/Dog |
| Bark of stems and roots gnawed |
Rodent Injury |
MoleMax G, Repels-All,
Gopher Gassers, No Escape |
| Young portions of foliage disappear, or young tips disappear, bark peeled off |
Deer |
Repels-All CRG,
Deer/Rabbit R, Hot Pepper Wax |
Beech, European
Beech, European
| Symptoms |
Probable Cause |
Bonide Best Solution |
| Leaves curled and distorted |
Aphids |
Annual Tree & Shrub, Eight CRS, All Seasons, Total Outdoor, Systemic Insect |
| Black powdery sooty mold fungus forms on honeydew; branches may die |
Ants Herding Aphids |
Eight CRS, TOTAL-Outdoor, Rotenone/Pyrethrin |
| Many holes in branches; smaller limbs girdled sawdust at holes |
Borers |
Annual Tree & Shrub,
Eight CRS, Rotenone/Pyrethrin |
| Limbs die; large holes appear; starting at top of tree |
Asian Long Horned Beetle |
Annual Tree & Shrub |
| Small bumps on leaves and branches |
Scale Insects |
Annual Tree & Shrub,
Bon-Neem CR,
All Seasons CRS,
Total Outdoor |
| Holes in leaves |
Caterpillars And Loopers |
Systemic Insect C, Eight CRSD, Thuricide BT (C) |
| Swollen; bleeding lesions on stems/trunk |
Canker |
Infuse, Fungonil C |
| Leaves appear spotted; then scorched |
Leaf Mottle |
Fungonil C |
| Leaves spotted; fall prematurely |
Leaf Spot (fungus) |
Infuse, Copper, Fungonil |
| Leaves covered with white powder |
Powdery Mildew |
Infuse C, Bon-Neem, Fung-onil |
| On young trees foliage looks burned |
Dog Urine |
Dog/Cat, Rabbit/Dog |
| Bark of stems and roots gnawed |
Rodent Injury |
MoleMax G, Repels-All,
Gopher Gassers, No Escape |
| Young portions of foliage disappear, or young tips disappear, bark peeled off |
Deer |
Repels-All CRG, Deer/Rabbit R,
Hot Pepper Wax |
Birch, River
Birch, River
 |
 |
| Symptoms |
Probable Cause |
Bonide Best Solution |
| Tree branches break |
Winter Damage |
Protect tree |
| Tree dies suddenly |
Old Age |
Get rid of tree |
| Leaves scorch; turn tan; dry appearance |
Leaf Scorch |
Fire Blight Spray |
| Leaves curled and distorted |
Aphids |
Annual Tree & Shrub, Eight CRS,
All Seasons, Total Outdoor,
Systemic Insect C |
| Black powdery sooty mold fungus forms on honeydew; branches may |
Ants Herding Aphids |
Eight CRS, TOTAL-Outdoor, Rotenone/Pyrethrin |
| Small holes in bark and stems surrounded by sawdust |
Bronze Birch Borer |
Annual Tree & Shrub, Eight CRS, Rotenone/Pyrethrin |
| Tip of leaves brown, internal larvae trails visible. Leaves skeletonized and rolled up |
Birch Leafminers |
Annual Tree & Shrub,
Bon-Neem CR, Total Outdoor, Systemic Insect C |
| Leaves skeletonized |
Birch Skeletonizer |
Eight C, Rotenone/Pyrethrin |
| Holes in leaves |
Loopers |
Systemic Insect C, Eight CRSD, Rotenone/Pyrethrin |
| Leaves stippled, yellowing or bronze; dry out and drop may be webbing visible; sometimes galls form on leaves |
Seed Mites |
Mite-X, Total-Outdoor, Sulfur, Systemic Insect C |
| Branches encrusted with small bumps |
Scale Insects |
Annual Tree & Shrub,
Bon-Neem CR, All Seasons CRS, Total Outdoor |
| Water-soaked lesions on branches |
Canker (bacteria) |
Fire Blight Spray |
| Upper branches dead |
Dieback (fungus) |
Fungonil C, Infuse |
| Shelf-like growths on trunks |
Wood Rot (bacteria) |
Prune infected areas |
| Leaves blistered and curled up |
Leaf Blister (fungus) |
Infuse, Captan, Liquid Copper |
| Leaves spotted; turn brown |
Leaf Spot (fungus) |
Infuse, Copper, Fungonil |
| Leaves have powdery spots |
Rust (fungus) |
Infuse C, Fungonil CR |
| On young trees foliage looks burned |
Dog Urine |
Rabbit/Dog, Dog/Cat, |
| Bark of stems and roots gnawed |
Rodent Injury |
MoleMax G, Repels-All,
Gopher Gassers, No Escape |
| Young portions of foliage disappear, or young tips disappear, bark peeled off |
Deer |
Repels-All CRG, Deer/Rabbit R,
Hot Pepper Wax |
Birch, White
Birch, White

| Symptoms |
Probable Cause |
Bonide Best Solution |
| Tree branches break |
Winter Damage |
Protect from damage |
| Leaves curled and distorted |
Aphids |
Annual Tree & Shrub, Eight CRS, All Seasons, Total Outdoor, Systemic Insect |
| Black powdery sooty mold fungus forms on honeydew; branches may die |
Ants Herding Aphids |
Eight CRS, TOTAL-Outdoor, Rotenone/Pyrethrin |
| Small holes in bark and stems surrounded by sawdust |
Bronze Birch Borer |
Annual Tree & Shrub, Eight CRS, Rotenone/Pyrethrin |
| Trees defoliated, brown egg cases appear on trunk |
Larvae Of Gypsy Moth |
Systemic Insect C, Eight CRSD, Rotenone/Pyrethrin |
| Tip of leaves brown, internal larvae trails visible. Leaves skeletonized and rolled up |
Birch Leafminers |
Annual Tree & Shrub,
Bon-Neem CR, Total Outdoor, Systemic Insect C |
| Leaves skeletonized |
Birch Skeletonizer |
Total Out, Rotenone/Pyrethrin |
| Holes in leaves |
Loopers |
Systemic Insect C, Eight CRSD, Rotenone/Pyrethrin |
| Water-soaked lesions on branches |
Canker (bacterial) |
Fire Blight Spray |
| Upper branches dead |
Dieback (fungus) |
Infuse |
| Shelf-like growths on trunks |
Wood Rot (fungus) |
Prune infected branches |
| Leaves blistered and curled up |
Leaf Blister (fungus) |
Infuse, Liq. Copper, Captan |
| Leaves spotted; turn brown |
Leaf Spot (fungus) |
Infuse, Copper, Fungonil |
| Leaves have powdery spots |
Rust (fungus) |
Infuse C, Fungonil CR, Sulfur |
| On young trees foliage looks burned |
Dog Urine |
Rabbit/Dog, Dog/Cat, |
| Bark of stems and roots gnawed |
Rodent Injury |
MoleMax G, Repels-All,
Gopher Gassers, No Escape |
| Young portions of foliage disappear, or young tips disappear, bark peeled in strips |
Deer |
Repels-All CRG, Deer/Rabbit R,
Hot Pepper Wax |
C
Chestnut, Chinese
Chestnut, Chinese
| Symptoms |
Probable Cause |
Bonide Best Solution |
| Fails to produce nuts |
Late/Early Frost |
Cover plant for protection |
| Many holes in branches; limbs girdled sawdust at holes |
Borers |
Annual Tree & Shrub,
Eight CRS, Rotenone/Pyrethrin |
| Holes in leaves |
Caterpillars |
Systemic Insect C,
Eight CRSD, Rotenone/Pyrethrin |
| Wormy; deformed nuts |
Weevils |
Annual Tree & Shrub,
Eight CRS,
All Seasons CRS,
Total Outdoor |
| Cankers on limbs; twigs; trunk |
Twig Canker (fungus) |
Infuse, Fungonil |
| Dead blotches on leaves |
Leaf Spot (fungus) |
Liquid Copper, Fungonil C |
| Bark of trunk and roots gnawed |
Rodent Injury |
MoleMax G, Repels-All, Gopher Gassers, No Escape |
| Young portions of foliage disappear, or young tips disappear, bark peeled off |
Deer |
Repels-All CRG,
Deer/Rabbit R,
Hot Pepper Wax |
E
Elm, American/Hybrid
Elm, American/Hybrid

| Symptoms |
Probable Cause |
Bonide Best Solution |
| Leaves skeletonized |
Elm Leaf Beetle |
Annual Tree & Shrub,
All Seasons CRS,Total Outdoor, Systemic Insect |
| Holes in bark; bud and twig damage |
Smaller European Bark Beetle |
BonNeem, All Seasons,
Total Outdoor, Systemic Insect C |
| Leaves galled or distorted |
Aphids |
Annual Tree & Shrub, Eight CRS,
All Seasons, Total Outdoor,
Systemic Insect C |
| Black powdery sooty mold fungus forms on honeydew; branches may die |
Ants Herding Aphids |
Eight CRS, TOTAL-Outdoor, Rotenone/Pyrethrin |
| Many holes in branches; limbs girdled sawdust at holes |
Borers |
Annual Tree & Shrub, Eight CRS, Rotenone/Pyrethrin |
| Branches encrusted with small bumps |
Scale Insects |
Annual Tree & Shrub,
Bon-Neem CR, All Seasons CRS, Total Outdoor |
| Swollen lesions on stems and trunk |
Cankers (bacterial) |
Fire Blight Spray |
| Leaves wilt; branches die |
Dutch Elm Disease (fungus) |
|
| Leaves curl and wither |
Elm Phloem Necrosis (viral) |
Copper CD |
| Leaves spotted; turn brown; drop prematurely |
Leaf Spot (fungus) |
Infuse, Fungonil C |
| Leaves turn yellow or brown and wither |
Wilt (fungus) |
Captan |
| Bark of stems and roots gnawed |
Rodent Injury |
MoleMax G, Repels-All, Gopher Gassers, No Escape |
| Young portions of foliage disappear, or young tips disappear, bark peeled off |
Deer |
Repels-All CRG, Deer/Rabbit R,
Hot Pepper Wax |
Elm, Chinese
Elm, Chinese

| Symptoms |
Probable Cause |
Bonide Best Solution |
| Leaves skeletonized |
Elm Leaf Beetle |
Annual Tree & Shrub,
All Seasons, Total Outdoor, Systemic Insect C |
| Holes in bark; bud and twig damage |
Smaller European Bark Beetle |
BonNeem, All Seasons,
Total Outdoor,
Systemic Insect C |
| Leaves galled; deformed |
Aphids |
Annual Tree & Shrub,
Eight CRS, All Seasons,
Total Outdoor, Systemic Insect C |
| Black powdery sooty mold fungus forms on honeydew; branches may die |
Ants Herding Aphids |
Eight CRS, TOTAL-Outdoor, Rotenone/Pyrethrin |
| Many holes in branches; limbs girdled sawdust at holes |
Borers |
Annual Tree & Shrub, Eight CRS, Rotenone/Pyrethrin |
| Branches encrusted with small bumps |
Scale Insects |
Annual Tree & Shrub,
Bon-Neem CR, All Seasons CRS, Systemic Insect C |
| Swollen lesions on stems and trunk |
Canker (bacterial) |
Fire Blight Spray |
| Leaves wilt; branches die, tree dies |
Dutch Elm Disease |
|
| Leaves curl and wither |
Elm Phloem Necrosis (viral) |
Copper CD, Fungonil C |
| Leaves spotted; turn brown; drop |
Leaf Spot (fungus) |
Infuse, Copper, Fungonil |
| Leaves turn yellow or brown and wither |
Wilt (fungus) |
Captan |
| Bark of stems and roots gnawed |
Rodent Injury |
MoleMax G, Repels-All,
Gopher Gassers, No Escape |
| Young portions of foliage disappear, or young tips disappear, bark peeled off |
Deer |
Repels-All CRG, Deer/Rabbit R,
Hot Pepper Wax |
Elm, Lacebark
Elm, Lacebark

| Symptoms |
Probable Cause |
Bonide Best Solution |
| Leaves skeletonized |
Elm Leaf Beetle |
Annual Tree & Shrub,
All Seasons, Total Outdoor,
Systemic Insect C |
| Holes in bark; bud and twig damage |
Smaller European Bark Beetle |
BonNeem, All Seasons,
Total Outdoor, Systemic Insect C |
| Leaves galled; deformed |
Aphids |
Annual Tree & Shrub, Eight CRS,
All Seasons, Total Outdoor,
Systemic Insect C |
| Black powdery sooty mold fungus forms on honeydew; branches may die if |
Ants Herding Aphids |
Eight CRS, TOTAL-Outdoor, Rotenone/Pyrethrin |
| Many holes in branches; limbs girdled sawdust at holes |
Borers |
Annual Tree & Shrub, Eight CRS, Rotenone/Pyrethrin |
| Branches encrusted with small bumps |
Scale Insects |
Annual Tree & Shrub,
Bon-Neem CR, All Seasons CRS, Total Outdoor |
| Swollen lesions on stems and trunk |
Cankers (bacteria) |
Fire Blight Spray |
| Leaves spotted; turn brown; drop |
Leaf Spot (fungus) |
Infuse, Copper, Fungonil |
| Leaves turn yellow or brown and wither |
Wilt (bacteria) |
Captan |
| Bark of stems and roots gnawed |
Rodent Injury |
MoleMax G, Repels-All,
Gopher Gassers, No Escape |
| Young portions of foliage disappear, or young tips disappear, bark peeled off |
Deer |
Repels-All CRG, Deer/Rabbit R,
Hot Pepper Wax |
H
Hawthorn
Hawthorn

| Symptoms |
Probable Cause |
Bonide Best Solution |
| Black powdery sooty mold fungus forms on honeydew; branches may die |
Ants Herding Aphids |
Eight CRS, TOTAL-Outdoor, Rotenone/Pyrethrin |
| Leaves wrinkled; stunted; leaves fall off |
Aphids |
Annual Tree & Shrub,
Eight CRS, All Seasons,
Total Outdoor, Systemic Insect C |
| White or gray waxy thread coverings |
Woolly Aphids |
Annual Tree & Shrub,
Eight CRS, All Seasons CRS, Bon-Neem CR, Systemic Insect |
| Many holes in branches; limbs girdled sawdust at holes |
Borer |
Annual Tree & Shrub, Eight CRS, Rotenone/Pyrethrin |
| White, cottony, cushion-like mass on leaves, stems or branches |
Cottonycushion Scales |
Annual Tree & Shrub,
Bon-Neem CR, All Seasons CRS, Total Outdoor |
| Trees defoliated, brown egg cases appear on trunk |
Larvae Of Gypsy Moth |
Systemic Insect C, Eight CRSD, Rotenone/Pyrethrin |
| Leaves mottled yellow and green.; hard, shiny droplets on underside of leaves |
Hawthorn Lacebug |
Annual Tree & Shrub, Eight CRS, BonNeem CR, Systemic Insect C |
| Blossoms, leaves wilt, turn black, bark is water soaked |
Fireblight (bacterial) |
Fire Blight Spray |
| Spots and blotches on leaves; red, purple, brown, yellow or black |
Leaf Spot (fungus) |
Infuse, Copper, Fungonil |
| Leaves covered with white powder |
Powdery Mildew |
Infuse C, Bon-Neem, Fung-onil |
| Leaves have red, orange, yellow of brown spots |
Hawthorn Rust (fungus) |
Sulfur C, |
| Young portions of foliage disappear, or young tips disappear, bark peeled off |
Deer |
Repels-All CRG, Deer/Rabbit R,
Hot Pepper Wax |
Hickory
Hickory
| Symptoms |
Probable Cause |
Bonide Best Solution |
| Galls on leaves; stems and twigs |
Gall Aphids |
Annual Tree & Shrub,
Eight CRS, All Seasons,
Total Outdoor, Systemic Insect C |
| Many holes in branches; limbs girdled sawdust at holes |
Hickory Borers |
Annual Tree & Shrub, Eight CRS, Rotenone/Pyrethrin |
| Holes in bark; twigs wilt |
Hickory Bark Beetles |
BonNeem CR, All Seasons CRS,
Total Outdoor, Systemic Insect C |
| Le | |