I had never heard of Mares Tail until I moved here a few years ago. Now, I know quite a lot about it as I have spent here years getting gardeners to eradicate it from the grounds and picking it out of my own garden. The roots grow seven metres deep as you probably know, so picking it looks better, but does little. This year I have poured bleach onto the front gravel and that seems to be doing the job, and hopefully in a few years it will have worked its way down. You may tho