Fennel Seeds also known as the “fish herbs” is a native to the Mediterranean and is a member of the parsley family. The shape of fennel seeds is oval and ridged, while the color varies from pale or bright green to brownish yellow. Fennel has a warm, anise-licorice aroma, with a flavor that is slightly sweet. Fennel is a bit more constricting than anise and less pungent than dill seed. Store your fennel seeds in air-seal tight containers against direct sunlight, in a cool and dry place.