Killing Knotweed

 Below is a process to control/eradicate all knotweed types.

STEM INJECTION TREATMENT – TWO TYPE OF HERBICIDES 

1. 5ml’s Glyphosate of 41% concentrate solution. 
2. 2mls of Imazapyr at 15% concentrate solution.
3.  Foliar application at 15% solution to plants too small to inject.