Japanese Knotweed - Problem and Control Methods

Japanese knotweed Problem and Control Methods What is Japanese knotweed? Japanese knotweed (Fallopia japonica) is a strong, clump-forming perennia! with bamboo-like 'stems of over 2m which regrow each year. It produces leaves of up to 14cm in length and 15cm-tassels of flowers in late summer and early autumn Why is Japanese knotweed a problem? It spreads easily via rhizomes and cut stems or crowns It is difficult and expensive to control or eradicate. It out-competes native flora It can cause structural damage to buildings. How To control It? Excavation and Encapsulation Soil screening Chemical Means (Herbicide Spraying) Dig It Out Stem injection For more detailed information on how to deal with Japanese Knotweed Contact War On Weeds War on Weeds www.waronweeds.co.uk