Family: Zingiberaceae

Origin, Description & Uses
Zingiber longipedunculatum is a tropical ginger species native to the island of Borneo. It is a clump-forming perennial with lush green foliage and attractive flowering stems that emerge near the base of the plant. Like many ornamental gingers, it is valued for its bold tropical appearance and is well suited for shaded gardens, woodland plantings, and landscaped areas in warm, humid climates. Although it is not widely cultivated compared to more common ginger species, it is appreciated by collectors and botanical gardens for its unique ornamental qualities.

Risks & Threats
Zingiber longipedunculatum is considered a low-risk species for Hawaiʻi. There is no evidence that it has become invasive or poses a significant threat to native ecosystems. It does not appear to spread aggressively or displace native vegetation under normal growing conditions. As with any non-native plant, it should be grown responsibly and monitored to prevent unintended spread, but current information indicates that it is unlikely to become an environmental weed. It can be a suitable choice for tropical landscapes when planted and managed appropriately.

High Risk Traits:

• Thrives in tropical climates
  
• Other Zingiber species are regarded as invasive
  
• Potentially Shade-tolerant
  
• Seeds, if produced, may be dispersed by birds or other animals
  
• Spreads by rhizomes
  
• Limited ecological information makes accurate risk prediction difficult

Low Risk Traits:

• Unarmed (no spines, thorns or burrs)
  
• Non-toxic
  
• Ornamental
  
• Seed production may be limited or absent, minimizing risk of long distance dispersal
  
• Herbicides may provide effective control