Buy the 2015 Old Farmer's Almanac!
Good in theory but bad inGood in theory but bad in practice. Plastic is toxic and growing anything in plastic is going to leech the petrol chemicals into your food. Especially using a black container that heats up more. I've seen a similar technique but with chicken wire tied in a circle, you do the soil thing at the bottom and as it grows you put hay on top instead of soil.

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