Cydalima perspectalis (Walker, 1859) (Mally and Nuss 2010)
Box tree moth (BTM), box tree caterpillar
Eastern Asia (Bras et al. 2019)
2021 (APHIS 2021b)
Imported on nursery plants shipped from Canada (APHIS 2021b)
Feeds primarily on boxwood plants (Buxus spp.), where heavy infestations can defoliate plants and lead to plant death (APHIS 2021a)
Distribution / Maps / Survey Status
The section below contains highly relevant resources for this species, organized by source.
State and Local Government
APHIS. 2021a. New Pest Response Guidelines: Cydalima perspectalis [PDF, 7.34 MB]. United States Department of Agriculture, Animal and Plant Health Inspection Service.
APHIS. 2021b. USDA confirms box tree moth and takes action to contain and eradicate the pest. United States Department of Agriculture, Animal and Plant Health Inspection Service.
Bras, A., D.N. Avtzis, M. Kenis, et al. 2019. A complex invasion story underlies the fast spread of the invasive box tree moth (Cydalima perspectalis) across Europe. Journal of Pest Science 92:1187–1202.
Mally, R., and M. Nuss. 2010. Phylogeny and nomenclature of the box tree moth, Cydalima perspectalis (Walker, 1859) comb. n., which was recently introduced into Europe (Lepidoptera: Pyraloidea: Crambidae: Spilomelinae). European Journal of Entomology 107(3): 393-400.