Pest Organisms / German Cockroach
When Not To Treat
for German Cockroach
Pin down the species first: the nearly indistinguishable Asian cockroach lives outdoors, so a flying roach found outside near mulch may simply be a case of mistaken identity. Source: https://ask.ifas.ufl.edu/publication/IN277
For indoor monitoring, the trigger is set intentionally low — even a single cockroach is enough to justify starting baiting and monitoring. Source: https://schoolipm.tamu.edu/forms/pest-management-plans/ipm-action-plan-for-german-cockroaches/