Colect one garbage bag full of how to say on eng.-when you sawing dry tree there will be leftovers of little peaces of that wood.Mix it with straw,corn,and dig hole about 40cm deep and 2*2 wide.put half of yours mixture from garb bag and then place micelium nicely.cover 2-3 miceliums that are over with fruthing and cover it with steamed-sterilisied vermiculite.Than put rest of mix of straw,wood peaces,corn-everything organic.And the last but the most important thing is cow shit on top.Cow shit will start decomposition and higer temperature will be result+food for shrooms-many of psilocibe in nature grow on cow or horse shit.Last thing cover with leafes-dry of course.If you do this in next one to one and half mounths you will at late summer get the most powerfull and big shrooms-When they are grown outside little one you get from pf tec will be 3 thimes larger-I have tryed this last year-and what is great-every year new ones couple times trought year-6,7flushes-you whant belive. 8)