Stop Knotweed!

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Get involved in the fight against this scourge!

Are you keen to get involved and help us in this long-term effort to combat the scourge of invasive plants? It's also a great opportunity to get out and about in the fresh air, do something healthy and meet new people!

You will be given all the information you need about the types of work you can do, the sites where you will be working and the times of year (April to October) when this large-scale operation will take place.

We therefore need all the help we can get to ensure that our work is carried out on a regular basis. We need everyone in the cantons of Geneva, Valais and Vaud, as well as in Haute-Savoie, to get involved in our "Halte aux Renouées" campaign.

The number of volunteers required for the various knotweed sites depends on the size of the sites and the state of the regrowth after our intervention.

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Setting course for 2026!✨❄️ May this New Year bring each and every one of us peace, inspiration and a great collective drive for Lake Geneva.

We look forward to seeing you in January to continue our work, share useful knowledge and work together to protect Lake Geneva. Your loyalty and commitment give our mission its full meaning, and we'd like to offer you our sincerest thanks.