We first bought this over a year ago (we had previously bought the same product in a 1 litre trigger spray bottle) and I have just used it again, prompting me to review it! This weedkiller claims to kill existing weeds and prevent new growth for 3 months, though if conditions are ideal then it can work for up to 6 months. It is intended for use on paths, driveways, gravel covered areas and similar, from April onwards. It can be used up to the edge of cultivated areas such as lawns, but must be kept off them unless you want to destroy it; it should not be used on any areas you intend to grow anything on as this kills ALL green plant growth. It comes in a large ...  Read the complete review