For three decades, Vetiver Grass Technology (VGT) has demonstrated extraordinary technical performance in stabilizing engineered slopes—yet struggled with institutional adoption. Hong Kong documented ten years of zero slope failures, then rejected vetiver. Hawaii faced $70 million in flood damage and…
Welcome to an extraordinary month in the Vetiver world. From Vietnamese farmers making remarkable discoveries to Brazilian associations taking flight, from Ethiopian insights finally being understood to engineering breakthroughs that challenge conventional thinking—this month reveals vetiver’s true power not just…
Mapping the Vetiver System Worldwide: A New Country-by-Country Evidence Table TVNI has compiled a comprehensive country-by-country evidence table documenting the global reach of the Vetiver System. The table currently covers 120 countries and territories — each assessed across six evidence categories:…
Our February Newsletter is coming out quite late for technical reasons: we have just migrated the TVNI website from its long time host, CSS Communications (of Bellingham, Washington) to a new host and so were “down” during the transfer. As…
Liyu Xu, China Vetiver Network Coordinator, and his team from The National Institute of Soils (Nanjing), as well as many others, notably Xia Hanping (South China Institute of Botany), Lu Zhong-Xian (Institute of Plant Protection and Microbiology, Zhejiang Academy of…
The Five Non‑Negotiables for Successful Vetiver System Establishment Effective vetiver installations don’t happen by chance. They require disciplined quality management with trained supervision to ensure every step—from cultivar selection to long‑term maintenance—meets Vetiver Grass Technology (VGT) design and application standards. When these…
The Vetiver Network International is pleased to present this new technical reference and guide: Standard Specification for Slope Stabilization Using Vetiver Grass. Authored by Dr. Mohammad Shariful Islam, a distinguished researcher and practitioner in the field of bioengineering, Dr. Islam’s…
From Scarred Mines to Blueberry Fields: A Story of Restoration from South China. In Baisha Town, Yingde City, the scars of illegal rare earth mining once defined the landscape. Jagged rocks and barren soil stretched across Mendong Village’s Fourth Pond,…
Led by the late Diti Hengchaovanich of Erocon Sdn Bhd, Kuala Lumpur and supported by Dr. P.K.Yoon (vetiver researcher and consultant – now 87 years old!), the 1990s vetiver trials on Malaysia’s East–West Highway were conducted along the Gerik–Jeli stretch,…