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Useful links

For more information about Japanese knotweed:

Cornwall Council advice for managing Japanese knotweed

Cornwall Knotweed Forum

Devon Knotweed Forum

Environment Agency's advice of managing Japanese knotweed

Environment Agency's Knotweed advice for developers


For more information on natural/ biological control:

Biological Control Information Center

Biocontrol news and information

CSIRO weed biocontrol overview

The Biological Control of Weeds Book – Landcare research


For more information on invasive species:

CABI invasive species compendium

Global Invasive Species Database

Invasive Species Specialist Group

Non-native Species Secretariat (NNSS)

USA National Invasive Species Information Center 



Wildlife & Countryside Act

CABI logo Cornwall Council logo DEFRA logo environment agency logo Network Rail logo SWRDA logo Welsh Assembly Government logo Canal and River Trust