How to Manage Pests

Pests in Gardens and Landscapes

Natural enemies

Two parasitic wasps, Copidosommopsis (Pentalitomastix) plethorica and Goniozus legneri, have been introduced to control navel orangeworm, but populations of these beneficials do not remain high in garden areas.

G. legneri  attacking navel orangeworm
G. legneri
attacking navel orangeworm

G. legneri  larvae in navel orangeworm
G. legneri
larvae in navel orangeworm


Statewide IPM Program, Agriculture and Natural Resources, University of California
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