Family: Orobanchaceae
High Risk Traits:
- Prefers temperate climates, but tolerant of tropical climates
- Broad climate suitability
- Widely naturalized
- Agricultural weed
- Other Orobanche species have become invasive
- Obligate parasite
- Prolific seeder
- Hybridizes with other Orobanche species
- Self-compatible
- Annual reproductive lifecycle
- Seeds dispersed by wind, water, machinery, and as a produce contaminant
- Forms a persistent seed bank
Low Risk Traits:
- Does not spread rapidly or aggressively
- Not reported to spread vegetatively