Allium Cepa (Onion) is a perennial bulbous plant growing between 60 to 100 cm tall. Its root system is fibrous and shallow, reaching about 60 cm deep. The bulb varies in shape from flattened-spherical to oblong, with outer layers ranging in color from yellow-brown, reddish, and purple to white. https://herbal-creations.com/allium-cepa-onion-liquid-extract-supplier-manufacturers/