Family: Juncaceae

High Risk Traits:

• Thrives in tropical climates
  
• Naturalized in Hawaiian Islands (Maui, Oahu and possibly Hawaii island)
  
• Other Juncus species have become invasive
  
• Reproduces by seeds and vegetatively by rhizomes
  
• Hybridizes with other Juncus species
  
• Mucilaginous seeds dispersed externally by birds, other animals, and people (vehicles, equipment etc.)
  
• Cultivated and intentionally dispersed by people
  
• Able to resprout after cutting

Low Risk Traits:

• Unarmed (no spines, thorns, or burrs)
  
• Palatable to grazing animals
  
• Non-toxic
  
• Ornamental
  
• Herbicides may provide effective control