Jerry Monkman / Nature Conservancy employees cutting back Japanese knotweed (Fallopia japonica) in an invasive species eradication effort on the TNC's Silverweed Seep preserve in Plainfield, New Hampshire, USA.
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Robert Thompson / Fallopia convolvulus (Convolvulus arvensis) Vingrau, French Pyrenees, France. May
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Adrian Davies / Japanese knotweed (Fallopia japonica) sign indicating control by herbicide. Cornwall, UK. March.
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Niall Benvie / RF- Japanese knotweed (Fallopia japonica), Islay, Scotland, UK, June. (This image may be licensed either as rights managed or royalty free.)
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Adrian Davies / Japanese knotweed (Fallopia japonica) control sign, Snowdonia National Park, north Wales. July 2016.
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Cyril Ruoso / Japanese Knotweed (Fallopia japonica or Polygonum cuspidatum) looking up through this invasive species, Burgundy, France, September
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Cyril Ruoso / Japanese Knotweed (Fallopia japonica or Polygonum cuspidatum) looking up through this invasive species, Burgundy, France, September
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Cyril Ruoso / Japanese Knotweed (Fallopia japonica or Polygonum cuspidatum) looking up through this invasive species, Burgundy, France, September
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Adrian Davies / Sign warning about Japanese knotweed (Fallopia japonica) clearance, Isle of Wight, Hampshire, England. UK, May.
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Adrian Davies / Japanese knotweed (Fallopia japonica) invasive species growing on banks of River Ifon, Powys, Wales, May.
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Adrian Davies / Japanese knotweed (Fallopia japonica) invasive species growing on banks of River Ifon, Powys, Wales, May.
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Adrian Davies / Japanese Knotweed (Fallopia japonica) growing alongside stream in Snowdonia National Park, Wales, UK, October.
