>>1700508Dig it up before spring allows it to sprout. The thickness needs to be about 2.5mm thick. 100 mil is 2.54mm. 60 mil is just a disaster waiting to happen. Remember to overlap the seams 4 feet or more.
>tankIf you put down a proper root barrier it won't be a problem. Alternatively, you can use a large container above the ground. Like galvanized troughs. Just set them up so there's an air gap under them. It will be easier and safer. Pic related. Those are water troughs for livestock.