Common foods to avoid if you have one of these allergies: Birch pollen: apples, raw potatoes, carrots, celery and hazelnuts Mugwort pollen: celery, apple, peanut and kiwifruit Ragweed pollen: melons (watermelon, cantaloupe, honeydew, etc) and bananas Latex: bananas, avocado, kiwifruit, chestnut and papaya