Family: Myrtaceae

High Risk Traits:

• Naturalized outside native range (Hawaii, Tonga, Bermuda)
  
• Forms dense thickets in naturalized areas
  
• Tolerates wide range of soil conditions
  
• Host for recognized pests/pathogens (e.g., Austropuccinia psidii)
  
• Bird-dispersed seeds
  
• Seeds survive gut passage
  
• High seed production (>22 kg/tree annually)
  
• Propagules can stick to surfaces and be transported unintentionally
  
• Intentionally spread by people

Low Risk Traits:

• Not a weed in agriculture, forestry, or gardens
  
• No spines, thorns, or burrs
  
• Not toxic to animals or humans (rare allergies only)
  
• Not shade tolerant (requires high light)
  
• No vegetative reproduction
  
• Requires 5–7 years to fruit
  
• No persistent seed bank (seeds viable <11 weeks)
  
• Does not resprout after cutting