Lepidosaphes ulmi< Horticulture
|Damaging stages:||Nymph through adult|
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.
Symptoms and SignsEdit
Scales are clearly visible.
- Physical removal: Can be plucked off if the infestation is caught early.
- Pesticides: Imidicloprid
- Organic pesticides: Neem and oil on crawlers