Not Every Vetiver Job Needs a Hedge
A new quick-reference sheet on choosing the right layout — and a request for corrections A farmer has a patch of low, wet ground where only rice will grow. He plants a contour hedge across it, because a hedge is…
Water First — Think Water, Then Erosion
The Vetiver and Water foundation note — and why the order matters Ask most people what vetiver does and they will say it stops erosion. That is true, and it is the wrong place to start. Everything a vetiver hedge…
The Hedge that Builds Itself
A reader’s guide to the Vetiver Hedge Mechanisms standard, for members who do not build slopes for a living Our design standard guide Vetiver Hedge Mechanisms now runs to a hundred pages and eighteen annexes, and parts of it are…
The Vetiver System for Stream Bank Stabilisation
The two attached documents make a complementary case for the Vetiver System (VS) as a living, low-cost means of protecting river, canal, dam and sea banks against flood and wave erosion. The first sets out the underlying method and a…
Bridging the Adoption Gap: TVNI’s 2026 Engineering Standards for Slope Stabilization
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…
Become a Farmer-Researcher: Six Vetiver System Models to Transform Your Farm
An Invitation to Farmers and Other Vetiver Users Choose Your Path, Document Your Journey, Share Your Knowledge What if the greatest agricultural research wasn’t happening in laboratories, but on your farm? What if farmers like you—working the land, observing the…
NEWSLETTER (NL2026-04) The 9-Degree Solution: What Vietnamese Farmers Discovered (And Science Had Already Proven}
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…
HOW VETIVER ACTUALLY IMPROVES SOIL FERTILITY
Think of degraded soil at 1.5% organic matter barely supporting crops. Now imagine bringing it to 4.3%. That’s what Anno Farms in Ethiopia achieved over 15 years with vetiver. Not guesswork—measured data from a 200-hectare commercial operation. Here’s how: THE…
Newsletter (NL2026-02) — A belated February newsletter & Global Water Bankruptcy, Patricia Tello Reátegui, Potential Funding Opportunities for VS Practitioners, VS Academic Visibility, Slope steepness & rooting, and others….
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…