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Home and Neighbourhood > Control of Plants Advisory Service

What is Japanese knotweed? Japanese knotweed, (scientific name Fallopia japonica), also known as donkey rhubarb, was introduced to Britain from the Far East in 1825 as an ornamental plant. Why

Home and Neighbourhood > Control of Plants Advisory Service > Japanese knotweed

by the co-operation of all landowners.  If you see any Japanese knotweed growing on central or local government owned land please report this to the relevant authority.  Whose responsibility

Home and Neighbourhood > Control of Plants Advisory Service > Injurious weeds

species such as Japanese knotweed Fallopia japonica, Himalayan Balsam Impatiens glandulifera and common rhododendron Rhododendron ponticum, which can outcompete native plants and damage habitats