Dill Seed Dill seed is the spice produced from the fruit of two species of annual herbs in the parsley family (Apiaceae): Common Dill (Anethum graveolens) and Indian Dill (Anethum sowa). Learn more about dill seed here. Related Articles: The Most Expensive Spices in the WorldCarawayCorianderFennel SeedDillDill SeedDill Pollen« Back to Glossary Index