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A Dutch startup makes concrete that grows its own moss

The Optimist Daily 20 October 2026 2 min read

โฎ BeforeConcrete walls are designed to stay sealed and unchanged.
โœ… NowRespyre's Mosscrete coating helps moss grow directly on vertical concrete surfaces.

In short

  • Respyre, a Dutch startup, has developed Mosscrete, a bioreceptive concrete coating.
  • The coating creates conditions for moss to grow directly on vertical surfaces.
  • The source text is brief and gives no figures on trials or results.

Why the Good News Desk likes this one

Most building materials are built to resist the elements and stay unchanged. Mosscrete takes the opposite approach by encouraging living growth on vertical surfaces. The source does not report trial results, so the practical benefits remain to be seen.

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From The Optimist Daily

BY THE OPTIMIST DAILY EDITORIAL TEAM Most building materials are designed to resist the elements, to stay sealed and unchanged for as long as possible. Respyre, a Dutch startup, is working from the opposite premise. The company has developed Mosscrete, a bioreceptive concrete coating that creates conditions for moss to grow directly on vertical surfaces, [โ€ฆ] The post A Dutch startup is making concrete that grows its own moss first appeared on The Optimist Daily: Making Solutions the News .

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For kids

Most walls are made to stay bare and clean. A company in the Netherlands made a special concrete coating that lets moss grow on it. Moss is a small green plant that likes damp places. Talk about it: Where have you seen moss growing, and what did it look like?

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