Family: Papaveraceae

High Risk Traits:

• Widely naturalized
  
• An agricultural weed
  
• Related Papaver species have become invasive
  
• Unpalatable
  
• Toxic to cattle and other animals if consumed in large quantities
  
• Potentially toxic to people
  
• Tolerates many soil types
  
• Can form dense monocultures
  
• Annual plant that reaches maturity in 1 growing season
  
• Prolific seeder
  
• Seeds dispersed by animals, people, as a contaminant
  
• Produces a persistent seed bank

Low Risk Traits:

• Grows in temperate climates
  
• Requires full sun
  
• Ornamental and culinary uses
  
• Self-incompatible
  
• Does not spread vegetatively
  
• Certain herbicides may provide effective control