Exobasidium is a relatively new fungal disease that causes a light-green to white spot on blueberry leaves and fruit. It can make the berry smaller and give it a bitter taste due to the fruit’s immaturity. When damage is high, 1 to 2 percent of infected fruit still inevitably make it to the supermarket shelf.Click to see full answer. Then, can you eat blueberries if some are moldy?Still, moldy blueberries are likely to be old, not have as many nutrients and not taste so good. Eat berries right away, before they can get moldy, and if you notice that they are moldy as soon as you get them home from the store, take them back. what kind of mold grows on blueberries? Rhizopus rot (Rhizopus stolonifer) White Mold (Trichoderma spp.) Alternaria and Colletotrichum Phomopsis and Colletotrichum Pestalotia and Colletotrichum Pestalotia and Alternaria A sporadic postharvest rot characterized by a rapid collapse and wet or slimy appearance of the berry. Consequently, how can you tell if blueberries have gone bad? Some common traits of bad blueberries are a mushy, soft texture and some discoloration and bruising and then mold will start to appear beginning where the stem was attached. Remember, if they are moldy, throw them out!Can you get sick from blueberries?Fresh and frozen berries including raspberries, blackberries, strawberries and blueberries are also a common source of food poisoning due to harmful viruses and bacteria, particularly the hepatitis A virus.