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insect problems |
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Chief
Sign or Symptom |
Probable
Pest or Disease |
Described
Under |
| Rough,
roundish bump at crown or on larger roots. |
Crown
Gall |
Galls
|
| Small,
nodular swellings in roots. |
Root
Knot |
Nematodes
|
| Roots
swollen into ""fingers."" |
Club
Root |
Club
Root |
| Roots
eaten back from tip, witches' broom effect on boxwood. |
Meadow
Nematodes |
Nematodes
|
| Roots
of yew, other evergreens, eaten off by small white grubs.
|
Black
Vine Weevil Strawberry Root Weevil |
Weevils
|
| Roots
riddled by maggots; seedlings wilt. Rusty tunnels in root.
|
Onion,
Cabbage Maggot Carrot Rust Fly |
Maggots
|
| Small,
white or gray lice on roots, bulbs. |
Root
Aphids |
Aphids
|
| Soil
loose and granular, or in mounds. |
Ant
Nest |
Ants
|
| Summer
mounds in lawn; large wasps. |
Digger
Wasps |
Wasps
|
| Small
tunnels in soil, in South. |
Mole
Crickets |
Crickets
|
| Large
tunnels with ridges in lawns or garden beds. |
Moles
|
Mammals
|
| Grass
brown, roots eaten by large white grubs. |
Larvae
of May or June Beetles |
Beetles
|
| Grass
brown, can be rolled back like a carpet, smaller white grubs.
|
Larvae
of Japanese or Asiatic Beetles |
Beetles
|
| Grass
brown in patches, cannot be rolled back, minute black and
white bugs. |
Chinch
Bugs |
Bugs
|
| Seedlings
dying soon after germination. |
Damping-off
|
Damping-off
|
| Plants
rotting at crown; reddish sclerotia, white mycelium at base.
|
Crown
Rot, Southern Blight (F |
Rots
|
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David,
Cheetham, Robert, gardens, landscape, designers, construction,
|
