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A demonstration of how to use the heat given off by decomposing organic materials, to warm up an area of soil to start growing vegetables during the winter months.
Jack First gives some insight into the kinds of natural materials that are widely available (and mostly free), that can be collected to create hot beds.
This clip gives an insight to his book 'Hot Beds - How to grow early crops using an age-old technique', 2013, Green Books.
www.greenbooks...