Grüne Woche

Vom Kaffeesatz zum Bitterball!

Rotterzwam is an award-winning circular concept for high-quality reuse of coffee grounds and production of oyster mushrooms and snacks, based in Rotterdam. We are a specialist in closing local cycles, creating awareness about sustainability and the circular economy. Discover our sustainable products and services and contribute to a greener future!

Be the first to introduce the Rotterzwam Growkit to Germany as an official reseller.

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