With the increasing controversy surrounding the health effects of glyphosate, why not skip the Roundup and try this 100% natural weed killer? Many DIY weed killers use white vinegar. I have found our weeds to be too hardy for white vinegar. I have had better success with horticultural vinegar! White vinegar is a 5% acetic acid compound while horticultural is a 20% acetic acid product. White vinegar is obviously much cheaper, but I have found a little goes a long way with the 20% so…