Aged , Sour Petrus Aged Pale Petrus Aged Pale is very astringent and vinous. It is dry with the freshness of sour apples, a real brut de brut. Fruit , Sour Petrus Aged Red In the nose, aromas of sweets made with sour cherries. You taste a pleasant bitterness on a slightly sour background with touches of wood. In the finish, the mild cherry sweetness continues to reverberate.