Fungi grow where gentle falls and little penetration resistance prevails. Due to the fact gentle also falls on the perimeters in the cake, fungi can grow there at the same time. This is often difficult to stop. We are inclined to discourage darkening the perimeters on the grow box, as https://golden-teacher-mushroom-g65297.ja-blog.com/26504097/about-golden-teacher-grow-kit-for-sale