just 1 day left!
Michael Judd says that if permies.com brings in $5000 to his kickstarter, then permies.com can decorate an entire page in his new book! I'm not sure what we would put there just yet, but the opportunities for comedy are endless!
I would add one more. Mustard greens are tough. Even when the plant completely freezes, the leaves can be used. They resume growth at only slightly above freezing. Low light levels are more of a problem here than freezing is. Mustard grows in dull conditions that most plants don't survive.