< Horticulture  Lepidosaphes ulmi  
 
      | Oystershell Scale | |
|---|---|
|  | |
| Type: | Insect | 
| Binomial: | Lepidosaphes ulmi | 
| Order: | Hemiptera | 
| Metamorphosis: | Incomplete | 
| Damaging stages: | Nymph through adult | 
| Vulnerable stages: | Crawlers | 
Lepidosaphes ulmi also known as oystershell scale are Scale Insects that is a pest on woody plants. The small insects attach themselves to bark and cause injury by sucking the tree's sap, this metabolic drain on the plant may kill a branch or the entire tree.
Description
White scales.
Symptoms and Signs
Scales are clearly visible.
Ecology
Host plants
Control
- Physical removal: Can be plucked off if the infestation is caught early.
- Pesticides: Imidicloprid
- Organic pesticides: Neem and oil on crawlers
References
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