Melaleuca leucadendra and M. cajuputi are grown widely in Vietnam, with plantation areas 2020 of 32,000 ha 36,000 respectively. A stem borer, Neurozerra conferta (Walker) (Lepidoptera: Cossidae), has significantly damaged plantations both species. Field surveys 2021 found N. damage to the four provinces Ninh Binh, Long An, Dong Thap Kien Giang a incidence (P%, percentage plants attacked) 22.4–3...