“Add about 4 inches of potting mix to six inch tall greens. This leaves a couple of inches of green exposed to sunlight.”
Thanks for telling me that as I didn’t know what to do.
OOh, here’s a guy who sews his own potato bags out of landscape fabric..I bet plankets, which I have tons of would work, too.
http://www.instructables.com/id/Tater-Totes-Potato-grow-bags/
As you can tell, I am hiding in the internet to avoid getting out the chainsaw, and cutting down some evil giant ligustrums, which, because I haven’t cut them back for three years are now horrible trees.