- The types of onion seeds available are typically classified by two factors: day-length requirement and market. The day-length requirements include short, intermediate or long while the market use designations include green, fresh bulb or dehydration bulb.
- In addition to being commercially produced in states such as California, onions seed may also be grown/produced at home.
- Temperature plays an important role in germinating onion seeds. Warmer soil germinates the seeds faster.
- Black onion seeds, also known as Nigella seeds, are widely used in recipes for chutneys and sauces are are thought to be a great substitute for cumin seeds, oregano or sesame seeds.
- Onion seeds are believed to pose significant health benefits for the digestive and respiratory systems as well as the teeth and gums.
