Table 1. Summary of the critical components of the Pieris brassicae eradication program.

Strategy	Delimit population
	Contain
	Eliminate
	Monitor to confirm eradication
Management	Evaluate reasons to eradicate
	Assess feasibility
	Establish technical advisory group
	Plan
	Define stopping rules
	Define roles and responsibilities
	Train and motivate staff
	Encourage team work
	Structure decision making
	Engage and use scientific support
	Collect and analyse data
	Monitor results
	Communicate and report (internally and externally)
	Review
	Adapt
	Manage budget
Tactics	Engage with stakeholders
	Foster community support
	Identify locations of potential habitat/host plants
	Prioritise search locations
	Align search timing and frequency with pest phenology
	Systematically search and treat habitat
	Capture butterfly adults
	Conserve and augment natural enemies
	Monitor potential emigration