It’s mushroom season in nearby Kennett Square, Pennsylvania. The annual mushroom festival took place in late September and now hearty mushroom dishes are gracing menus of local restaurants as we hunker down in anticipation of winter. The community calls itself “The Mushroom Capital of the World” because over half of North America’s mushrooms come from farms in tiny surrounding communities. I asked why this particular part of Pennsylvania is so well suited for this crop, and the answer is that it's all a historical accident. There's nothing in the Pennsylvania soil particularly suited for mushrooms. But, nearly 150 years ago,... Read more →