Not just any old logs will do. They should be 3″ to 6″ in diameter and about 3 1 /2′ long – cut from deciduous hardwoods. Oak, maple, ironwood, and beech all make good candidates. Avoid pine and fruit ...

I’ve been growing mushrooms outdoors on logs for about 20 years. I’ve done this by inoculating logs with little wooden plugs called plug spawn that I purchased and inserted into holes I drilled in the ...