Originally Posted by
Tony Taylor
About 5 years ago the Royal Horticultural Society brought out a non toxic weedkiller, so I bought some to try. It smelled a bit like vinegar (acetic acid) so I did some research and apparently that is what it is, with some added surfactant (washing up liquid/degreaser etc) which breaks down the surface wax on some leaves. So I bought a 5ltr container of white vinegar, added some Teepol, put in a pressure sprayer and sprayed dandelions etc. works a treat. Smell is only noticeable when spraying so take usual precautions.
Good results at less than half price of conventional weedkillers.