Non Selective herbicides

Numchuk is a great option for those who want long lasting (up to 12months) non selective residual weed control, Great for gravel driveways, pathways fence lines etc. 

Cortex Duo is worth a look for anyone wishing to avoid glyphosate herbicides, it offers up to 3 months non selective residual control and is also registered to control Moss & Algae.