Calamus Root (Acorus calamus)


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Acorus calamus (also called sweet flag, sway or muskrat root, among many common names) is a species of flowering plant with psychoactive chemicals. It is a tall wetland monocot of the family Acoraceae, in the genus Acorus.

Sweet flag is a herbaceous perennial, 2 m (79 in) tall. Its leaves resembles those of the iris family. Sweet flag consists of tufts of basal leaves that rise from a spreading rhizome. Sweet flag grows in India, central Asia, southern Russia and Siberia, Europe and North America. Habitats include edges of small lakes, ponds and rivers, marshes, swamps, and wetlands.

Calamus leaves and rhizomes contain a volatile oil that gives a characteristic odour and flavour. Its aroma makes calamus essential oil valued in the perfume industry. It has a warm, spicy, and sweet forest aroma.

Calamus is believed to be the oil mentioned in Exodus 30:23-25

“Take the finest spices: of liquid myrrh 500 shekels, and of sweet
smelling cinnamon half as much, that is, 250, and 250 of aromatic calamus
(*kaneh bosm), and 500 of cassia, according to the shekel of the sanctuary,
and a hint of olive oil. And you shall make of these a sacred anointing
oil blended as by the perfumer; it shall be a holy anointing oil.”

*The original words “kaneh bosm” have been accepted by the majority of world religions as meaning ‘sweet calamus’.

Blends Well With

Cinnamon Bark (Cinnamomum verum)
Cypress (Cupressus sempervirens)
Frankincense (Boswellia serrata)
Jasmine Absolute (Jasminium sambac)
Lavender (Lavandula angustifolia)
Lemon (Citrus limon)
Lime (Citrus aurantifolia)
Oakmoss Absolute (Evernia prunastri)
Rose Damask Absolute (Rosa x damascena)

Aromatic Families

Woody, Spicy


It has a warm, spicy, and sweet forest aroma.

Aromatic Note



Not Known.

Additional information

Bottle Size

5mL, 10mL, 50mL, 100mL

Important Notes: Information on the traditional uses and properties of herbs and essential oils are provided on this site for historical and educational purposes only, and is not intended as medical advice. If you have any serious health concerns, you should always check with your health care practitioner before self-administering herbs or essential oils.

We supply all of the raw ingredients you need to make your own herbal teas, blends, incenses, etc. They are not packaged with instructions. By selling them in this simple format we can provide them to you at the best possible price. Please reference this page for any instructions. If in doubt, feel free to Contact Us.

All prices are in Australian Dollars and inclusive of GST.

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