FAQ
Japanese Knotweed is a resilient plant that, in the UK and Europe, only spreads via the movement of its' rhizomes. The rhizome, according to The Environment Agency Guidelines, can grow to a depth of 3m or more and up to 7m away from the plant. The stem of the plant can reach 3m high and is bamboo like in appearance. The leaves are ‘heart shaped’ and a lush green colour. It produces white flowers around September and October depending on its geographical location.
Japanese Knotweed is a highly invasive plant
and is recognised as
the most invasive species of plant in Britain today. Japanese Knotweed
originates fromAsia and is a member of the Buckwheat family
(Polygonaceae). Records reveal that it was introduced into the UK
by a Victorian horticulturalist in 1824 as an ornamental plant and
as
a source of feed for cattle. Japanese Knotweed is now abundant
throughout the whole of the UK.
Although the most common and notorious Japanese Knotweed it is not restricted to one species of Knotweed, there are varients of the species which include Giant Knotweed, Dwarf Japanese Knotweed, Himalayan Knotweed, Lesser Knotweed, Russian Vine, Hedge Bindweed and Bohemica, a hybrid formed by Japanese Knotweed and Giant Knotweed.
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