THE FIRST PLACE I FIND MUSHROOMS IS OLD MINE WORKS A PLACE THAT WAS UNDER GROWND MINED YEARS AGO AND IS ALL GROWN UP WITH TREES .WHAT IT IS THE SOIL HAS A LOT OF THE COAL CHIPS AND PARTICALS IN IT THE SOIL LOOKS BLACK.THERE FOR THE BLACK ABSORBES HEAT FROM THE SUN THUS THE GROWND IS WARMER AND THE MUSHROOMS COME UP THERE FIRST.GOOD LUCK
