Erythrina gall wasp parasitoid

Scientific Name
Eurytoma erythrinae
Target Pest
Erythrina sandwicensis (protected via this agent)
Release Status
approved
First Release
2008
Efficacy
high

Summary

Parasitoid released to control the invasive Erythrina gall wasp (Quadrastichus erythrinae) which devastated wiliwili populations in the mid-2000s. Has enabled partial recovery of wiliwili.

Host Specificity

High — target-specific parasitoid of the Erythrina gall wasp.
Record 30000000Updated 4/17/2026