Family: Didiereaceae

High Risk Traits:

• Grows in tropical climates
  
• Spiny
  
• Reproduces by seeds and suckers
  
• Seeds dispersed by wind and intentionally by people

Low Risk Traits:

• No reports of invasiveness or naturalization
  
• Commonly cultivated and values as an ornamental
  
• Seedlings palatable to cattle
  
• Requires well-drained soils
  
• Dioecious
  
• Relatively slow-growing and long time to maturity
  
• Seeds may not persist after 1 year