Lyon Metropolis. Japanese Knotweed: Ecological Scourge or Future Ally of Laboratories and Fields?

Long considered a threat to biodiversity and soils, Japanese knotweed may well be changing its status. Thanks to an innovative rhizome recovery process, it is gradually entering the world of food supplements and sustainable agriculture. Here's an explanation from Rhizomex, which spoke on Tuesday, April 30, in Champagne-au-Mont-d'Or.

Gwénaëlle Le Guellec, for the company Rhizomex, presents a Japanese knotweed rhizome to Rémy Gazan, deputy for ecological transition and the Roch'nature association. Photo Virginie Founès — Gwénaëlle Le Guellec, for the company Rhizomex, presents a Japanese knotweed rhizome to Rémy Gazan, deputy for ecological transition and the Roch'nature association. Photo: Virginie Founès

This Tuesday, April 30th in the morning, the Rhizomex company, mandated by the municipality, intervened to eradicate Japanese knotweed, on the edge of the Garden of Remembrance.

This plant grows fast, grows strong, and it grows everywhere. Invasive Japanese knotweed, with a reputation as an ecological nightmare, can colonize embankments, roadsides, wastelands, and gardens in the blink of an eye. But what if we told you...

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