What Was the Largest Mushroom Ever Grown?
The largest mushroom ever grown is sometimes referred to as the Humongous Fungus, and it measures 3.7 square miles in area. That’s right, a single organism has reached a size larger than some small towns, essentially taking over a large portion of land in the Malheur National Forest in Oregon. This mushroom belongs to the Armillaria ostoyae species. The …