Local Name Nigella, Kalonji Descriptions , this Hardy Annual Has Feathery Foliage, Gray-blue Flowers, and Inflated Pods of Black Seeds.parts of Use Seeds.medicinal Uses , the Strawberry-scented Seeds have a Peppery, Nutmeg Taste, Popular in India, Egypt, Greece, and Turkey. Fresh or Dry Roasted Nigella Seeds Flavor Curries, Vegetables, and Pulses. in India They are Used to Repel Insects from Clothes and are Given to Treat Intestinal Worms, and Nerve Defects, to Reduce Flatulence, Induce Sweating, and Stimulate Milk Flow.