Fennel is a biennial, aromatic, stout, glabrous, 1.5 to 1.8 mtr high. The ripe fruit (seed) is small, oblong, cylindrical, 6.8mm long, straight or slightly curved, greenish yellow, deeply furrowed, 5 ridged and having agreeable aroma.
The Fennel essential oil is constituted mainly by anethole (80%) (a substance with supposed anticancer properties), it contains not more than 10% estragole and not more than 7.5% fenchone.
Dried fruits have fragrant odour and pleasant aromatic taste and therefore used as a masticatory.
They are also used for flavouring soups, meat dishes, sauces, pastries, confectionaries and liquors.
The fruits are aromatic, stimulant and carminative.