1. West Country (E)

Japanese Knotweed Concerns

Wiltshire Council has been accused of letting Britains most invasive plant grow out of control on the banks of the River Avon in Chippenham

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Japanese Knotweed battle along River Avon

A West council is being accused of letting Britain's most invasive plant grow out of control. Japanese Knotweed can spread so quickly there is actually a law against planting it or growing it in the wild.

But that is exactly what has happened along parts of the River Avon in Wiltshire. Jonty Messer reports.

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