What is Japanese knotweed?

Posted: April 27, 2016 in Uncategorized

Japanese knotweed (Fallopia japonica), is an invasive blooming abiding (a bulb that can reside added than one year). Since it was alien as an accessory bulb in the 19th Century from Japan, it has advance beyond the island of Ireland, decidedly forth watercourses, carriage routes and decay breadth area its movement is unrestricted. Japanese knotweed can:

Japanese knotweed grows agilely and outcompetes built-in plants. Japanese knotweed forms alpine thickets that exclude all added vegetation, concealment the breadth below. Built-in plants can rarely attempt with this invasive breed and bounded bulb biodiversity is reduced. Rivers, hedgerows, roadsides and railways can anatomy important wildlife corridors for built-in plants and animals to drift and banish along, and ample infestations of Japanese knotweed can block these routes for wildlife.

Japanese knotweed can aswell actively accident buildings, harder surfaces and basement in some cases. Once accustomed beneath or about the congenital environment, it can be decidedly harder to control, in some cases growing through accurate and alley and added areas of hard-standing. When Japanese knotweed colonises riverbanks, it can accident flood defence structures and abate the accommodation of channels to backpack flood water.

Seriously accident houses, buildings, harder surfaces and basement growing through concrete, alley and added harder surfaces in some cases.

Threaten built-in plants and animals by basic close thickets.

Block routes acclimated by wildlife to disperse.

Riverside Japanese knotweed amercement flood defence structures and reduces the accommodation of channels to backpack flood water.


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