The dictionary describes a weed as either; "a valueless plant growing wild, especially one that grows on cultivated ground to the exclusion or injury of the desired crop." or "any undesirable or troublesome plant, especially one that grows profusely where it is not wanted." Sound familiar? This article will help you identify what type you may have encountered in your garden and, more importantly, the best way of killing weeds. best travel-spots for potheads