Tom Pugh - tom.pugh@thelocal.com

Updated: Fri 5 Jun 2026 10:02 CET

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A warning sign reading “Oak processionary moth” stands beside a road in Germany. Photo: picture alliance/dpa | Patrick Pleul

Letters from schools and park closures signal a growing summer hazard in Germany. Oak processionary moth cateroillar infestations can trigger rashes, breathing problems and widespread disruption.