Acorus Calamus


Information @ a Glance
  • Sweet flag is a grass-like, rhizome forming, perennial that can grow to 2 meters high, resembling an iris. This species inhabits perpetually wet areas like the edges of streams and around ponds and lakes, in ditches and seeps. It often shares habitat with the common cat-tail.
  • Plants very rarely flower or set fruit, but when they do, the flowers are 3-8 cm long, cylindrical in shape, greenish brown and covered in a multitude of rounded spikes. The fruits are small and berry-like, containing few seeds. Flowers from early to late summer depending on the latitude.
  • The leaves of Acorus calamus are fragrant, the smell can be a means of recognizing it. The odor is aromatic and agreeable, and taste pungent and bitter. Internally the rootstock is whitish and of a spongy texture. The aromatic odor and pungent, bitter taste are retained in the dried article.
  • Calamus can often be found growing close to the sites of Indian villages, camping areas or trails.
  • Calamus is thought to have originated in Central Asia or India and it is common in areas that surround the Himalayas. As a result of cultivation, calamus has spread throughout the globe. It was introduced to Central Europe in the 16th century.
  • The Cree Indians of Northern Alberta use Calamus for a number of medicinal reasons, including: as an analgesic for the relief of toothache or headache, for oral hygiene to cleanse and disinfect the teeth, the fight the effects of exhaustion or fatigue, and to help cure/prevent a hangover.
  • Sweet flag has been used in Asia for at least the last 2000 years for a number of beneficial reasons. The ancient Chinese used it to lessen swelling and for constipation.
  • In India, Ayurvedic medicinal practice has used the magical root to cure fevers, for asthma and bronchitis, and as an all around sedative. The root was also used by the ancient Greeks and included in the traditional remedies of many other European cultures.
  • Calamus was used in the sacred incenses of both the Sumerians and the ancient Egyptians and the remains of the plant were found in the tomb of Tutankhamun. The aromatic leaves were placed on the floors of medieval churches and houses as effective air-fresheners and insecticides.
  • Calamus is considered unsafe for human consumption by the Food and Drug Administration due to the fact that massive doses given to lab rats over extended time periods have proven to be carcinogenic.
  • India, one among 12 Bio-diverse countries of the world, is abode of 45000 floral species, out of which 15000 are those of Medicinal Plants.
  • Pond and Garden
  • Calamus
  • Sweet Flag
  • Sweet Flag-Fact Sheet
  • Plants Profile


  • Acorus Calamus-Biological Activity
  • Chemical Constituents of Acorus Calamus
  • Acorus Calamus L.
  • Calamus Variegatus

Growth and Cultivation

  • Sedge, Sweet
  • Sweet Flag Rhizome
  • Calamus Root
  • Growing Hallucinogens
  • Calamus Harvesting
  • Variegated Dwarf Sweet Flag
  • Striped Sweet Flag
  • Acorus Calamus Database
  • Distribution of Acorus in Maine
  • Composition of Essential Oil of Sweet Flag Leaves at Different Growing Phases
  • Medicinal Plants
  • Acorus Calamus Cultivation

Extraction and Processing

  • Production of Essential Oils
  • Fluid Extract of Calamus
  • Sweet Flag Extract
  • Crude Methanol Extract
    of Acorus Calamus Linn
  • Liquid Chromatography
  • Long-Term Anoxia Tolerance of Acorus Calamus
  • Screening Psychostimulant Plant Material
  • Essential Oil from Acorus Calamus in Quebec
  • Sweet Flag Powder


  • Herbal Drug Technology
  • Efficient Technique
  • Process for Asarone Free Acorus Calamus Oil
  • Sweet Flag Technology
  • Sweet Flag Grass
  • Intellectual Property Rights
  • Biotechnology

Products and its Price

  • Calamus Root
  • Acorus
  • Acorus Calamus Powder
  • Liberty Products
  • Sweet Flag
  • Sweet Flag (Seed)
  • Calamus Organic Essential Oil
  • Acorus Calamus
  • Calamus Oil
  • Calamus Essential Oil