Japanese Knotweed (Reynoutria japonica ) - Rampant ,invasive introduced perennial  difficult to control shrub common on waste ground.  Japanese knotweed  has an underground  creeping rhizome method of spreading and colonising with thick woody stem. Trials with Mixture B NF and herbicide have shown a dramatic improvement in control and reduction in re growth. Commission testing and years of end user evaluation.

Click for MixtureB MSDS