Napa Cabbage Pepper Spots? Save Your Harvest Now!

27 nov 2022 another important sign that indicates your napa cabbage has gone bad is the presence of a strong unpleasant odor, commonly referred to as the pepper spot smell. 12 aug 2024 pepper spot is a physiological disorder that affects the white midrib tissues of napa cabbage. Other names for pepper spot include gomasho, meaning fleck, and black speck,. When shopping for napa cabbage, weve noticed that some heads have tiny black spots, about the size of ground pepper, on both the leaves and ribs. Pepper spots on napa cabbage are caused by a deficiency in calcium during the growth stage.