Posted on Sep 01, 2026
What is Floating Pennywort: Identification and Control
With its bright green, glossy leaves and extraordinary growth rate, floating pennywort (Hydrocotyle ranunculoides) might initially appear to be a harmless aquatic plant. However, for UK developers, tier-1 contractors, infrastructure managers, and local authorities, it represents one of the most aggressive and ecologically destructive invasive species present to UK waterways. First introduced to the UK during the 1980s as an…
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