Family: Portulacaceae

High Risk Traits:

• Elevation range exceeds 1000 m, demonstrating environmental versatility
  
• Naturalized and able to spread in tropical climates
  
• Widely naturalized, including all main Hawaiian Islands
  
• A lawn, disturbance, and environmental weed and a threat to native plants in the Hawaiian Islands
  
• Other Portulaca species are invasive
  
• Tolerates many soil types
  
• Reproduces by seeds and vegetatively by stem fragments
  
• Self-compatible
  
• Reaches maturity in one growing season
  
• Seeds dispersed internally by birds and livestock
  
• Seeds dispersed externally by vehicles, animals, and water
  
• Prolific seed production under certain conditions
  
• Seeds may persist for up to two years
  
• Tolerates browsing, cutting and other damage

Low Risk Traits:

• May be primarily a weed of disturbed habitats
  
• Unarmed (no spines, thorns, or burrs)
  
• Provides fodder for livestock
  
• Requires full sun to flower
  
• Herbicides may provide effective control