Meet the pests
You can become a more effective First Detector by familiarizing yourself with invasive pests and pathogens known to exist in the U.S. If you think you have encountered one of these species or disease complexes, report its presence here.
Host: the affected plant on which a pest or pathogen completes its life cycle
Pathway: how a pest or pathogen moves or expands its range; this may be natural or human-driven