Sow in spring. Also known as Indian ginseng this herb is often called the king of all botanical herbs due to its wide range of usage and efficiency in treating different types of ailments. It is useful in fostering the immune system, in tackling stress and helping in proper functioning of the reproductive system. This herb is also considered an adaptogen which works to normalize physiological function. The root is mostly used. All plant parts are used, but most especially the roots.