Lepidosaphes ulmi

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Lepidosaphes ulmi

Oystershell Scale
Oystershell scale on young blueberry.JPG
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.


White scales.

Symptoms and Signs[edit]

Scales are clearly visible.


Host plants[edit]