We are offering onion seeds.Onion seeds (black-cumin, also known as nigella orkalonji) is anannualflowering plantin the familyranunculaceae, native to south and southwestasia.nigella sativagrows to 2030cm (7.911.8in) tall, with finely divided, linearleaves. features:bulb size: 40-50g, 60-70, 70-80 & 90 100gmaximum single centersmedium pungencydouble skingood for export.