How to Manage Pests

Pests in Gardens and Landscapes

Natural enemies

Natural enemies occurring in the garden, primarily parasitic wasps in the Diglyphus genus, often control leafminers. Parasites are often killed by insecticides applied to control other pests, and a secondary outbreak of leafminers is not uncommon.

Diglyphus  parasite larva feeding on leafminer larva in leaf
Diglyphus parasite larva feeding on leafminer larva in leaf
Diglyphus  adult
Diglyphus adult
Diglyphus  pupa
Diglyphus pupa

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