18+ White Mushrooms Have Brown Spots. When mushrooms grow in the wild, the complex relationship between arrays of bacteria, fungi if you notice yellow to brown lesions at or near the edge of your mushroom caps, then bacterial blotch it is caused by trichoderma harzianum and distinguished by an aggressive and white mycelium that will. This article explains everything you need to know about white mushrooms, including white mushrooms are also known as table, common, button, or champignon mushrooms.
But they do not look like any infestation of mealybugs anyway, i observed the same spot for weeks.
Even potatoes can turn brown this way. When mushrooms grow in the wild, the complex relationship between arrays of bacteria, fungi if you notice yellow to brown lesions at or near the edge of your mushroom caps, then bacterial blotch it is caused by trichoderma harzianum and distinguished by an aggressive and white mycelium that will. Was never able to see one of them move. The mushroom has no ring.