Green fennel seeds, also known as fresh fennel seeds or young fennel seeds, come from the fennel plant (Foeniculum vulgare) and are typically harvested before they fully mature and dry out. These seeds have a vibrant green color and a fresh, slightly sweet flavor that is milder and more herbaceous than dried fennel seeds. Appearance: Green fennel seeds are small, elongated, and vibrant green. They are softer and more tender compared to dried fennel seeds. Aroma and Flavor : These seeds have a mild, sweet, and slightly licorice-like flavor with a fresh, herbal aroma. They are less intense than dried fennel seeds.