Thought some of you might be interested in this:
https://www.youtube.com/watch?fbclid=IwAR2fJDffiX64LMQbZ3oE4JSNW94yxtJ6XYIpCeTP_RKC3tugp8aO7P8lT3w&v=ef_TS19TRQg&feature=youtu.be
I was out working in my grow boxes today, getting it ready for this Spring. This warm weather has the top layer thawing out but 8 to 10" down the ground is still frozen, so still have some waiting to do before I can get the ground dug up all the way.