A perennial herb, Cardamom is cultivated in India and Sri Lanka. It grows up to 4 meters high; has long, green silky blades and small flowers. The pods each contain many seeds from which the oil is extracted. Cardamom is a member of the Zingiberaceae family. Cardamom oil is clear to pale yellow in colour, and characterized by its sweet, spicy and almost balsamic fragrance. Its aroma is wonderfully rich and complex, finding uses in both perfumery and flavouring.

Lemongrass is a perennial, fast-growing aromatic grass, growing to about 1 meter high with long, thin leaves. The oil is extracted from its leaves through distillation. Lemongrass oil has a lemony, sweet smell and is dark yellow to amber or reddish in colour. It is a valuable ingredient in perfumes and citrus-type soaps.

India is the sole source of Davana, which grows knee high in length with distinct velvety-green stems and leaves. The crop reaches maturity and harvested at flowering, being that the flowers are rich in essential oils. Davana oil has floral, dark undertones, many characteristics are associated with Davana oil, a few being: congnac-like, fruity, thick honey herbaceous, woody. This unique reddish-brown essential oil possesses a potent, luxurious scent and is sought after for its beautifully deep qualities in fragrances as well as flavouring.

Basil grows as a large, herbaceous, erect, strongly aromatic, annual herb, about 30 - 90cm in height. The flowers are 0.7 - 1.25 cm long, borne in long terminal racemose inflorescences. Both the flowers and the whole plant contain essential oil which is extracted through the process of distillation. Basil oil has a strong, sweet smell. It finds many uses in cosmetics and aromatherapy, among others.