Earthcore Weed Kill Glyphosate is a ready to use weed killer that can be used on lawns, borders, driveways and paths. It kills existing weeds and prevents new ones from growing for up to two months. This product is suitable to use around ponds, as it is non-residual. It can also be used as a spot treatment for weeds in and around garden beds.  Non-residual| Kills weeds & roots| Minimise wastage by direct application