IPM Scouting in woody landscape plants
The information presented here about common diseases, insect pests and beneficial species was developed from the publication A Pocket IPM Scouting Guide for Woody Landscape Plants (E-2839) by Diane Brown-Rytlewski. Download this pocket-size guide for reference in the field.
For reference:
- Distinguishing between caterpillars and sawflies
- Scouting tips - phenological indicators
- Tools for scouting
Common insect pests and diseases of woody landscape plants
Insects and mites
- Aphids
- Ash flower gall mite
- Ash plant bug
- Black vine weevil
- Bronze birch borer
- Cooley spruce gall adelgid
- Cottony maple scale
- Eastern spruce gall adelgid
- Eastern tent caterpillar
- Emerald ash borer
- Euonymus scale
- European pine sawfly
- Fall webworm
- Flat-headed apple tree borer
- Fletcher scale
- Gall-producing mites
- Gypsy moth
- Honeylocust mite
- Honeylocust plant bug
- Honeylocust leafhopper
- Japanese beetle
- Juniper scale
- Leaf-mining sawflies
- Oystershell scale
- Pine needle scale
- Potato leafhopper
- Rose chafer
- Slug sawflies
- Spruce spider mite
- Twolined chestnut borer
- Twospotted spider mite
Diseases
- Anthracnose of shade trees
- Apple scab
- Beech bark disease
- Black spot
- Botryosphaeria canker
- Cedar-apple rust
- Cedar-hawthorn rust
- Cedar-quince rust
- Crown gall
- Cytospora canker
- Diplodia
- Dogwood anthracnose
- Dutch elm disease
- Fire blight
- Juniper tip blight
- Oak wilt
- Phytophthora dieback
- Phytophthora root and crown rot
- Powdery mildews
- Rhizosphaera needlecast
- Sphaeropsis tip blight
- Tar spot
- Verticillium wilt
Animal damage
Abiotic injury
- Chlorosis
- Drought
- Fall needle drop
- Freeze damage
- Frost damage
- Girdling wires and ropes
- Improper planting depth
- Overmulching
- Salt
- Scorch
Print
Email