Herb or bush of 1 -3 m tall.  squared  section, tomentose - pubescent  to glabrous stem. The leaves are sweet smelling. The petioles are of 1-3 cm long, pubescent to glabrous. The leaf blade is oval-lanceolate, acute at the top leaf, lenthly attenuate to the base of 3- 10 cm long and 1-5 cm wide , with a tomentum  at the inferior side ,  pubescent at the superior side. Terminal raccemose inflorescence arranged in panicles or simple raceme with close flowers  in whorls .

leaves are used to cure cough. A strongly scented leaves  of the plant are rubbed between the pa;ms and snuffed as a treatment for blocked ostrils. The leaves are also used for abdominal  pains, sores eyes, ear troubles, and for coughs. An infusion of leaves acts as a disinfectant and as an insecticide. Gafaranga Daniel uses Ocimum suave not only to treat cough, but also as analgesic, antipyretic, anti inflammatory, anti stress (by decreasing cortisol), to improve the digestion, libido and sleep and to boost the immune system, to stabilize the blood pressure and blood sugar.  The plant is also used as anti bacterian in the treatment of Escherichia coli and shigella related infections. However, he warns that the plant extracts should not be used before surgery (coagulation problems), during pregnancy, and for patients having epilepsy or hepatitis. Kashangirwa Richard uses  Ocimum suave to cure abodominal pain and as an anti-inflammatory medicine.

Tisane, extraction of essentol oil.