Course Content
Research status of MAPs in Nepal
Learn medicinal and aromatic plants with Braimy- B.Sc Agriculture
About Lesson

Citronella Plant (Cymbopogon nardus)

  • Scientific name: Cymbopogon winterianus


  • Hot and humid climate is preferred.
  • Good sunshine and high rainfall
  • A well – drained sandy loam to clayey – loam soil with rich organic matter
  • pH ranging from 4.5 to 7.5.
  • Water- logged soils hamper the growth.


  • Propagation:- Viable seeds and Rooted slips.
  • The rooted slips contain 1 – 3 tillers.
  • Preparation of land:- 1-2 ploughing, 1-disking, 1- harrowing and leveling the soil.
  • However deep ploughing is needed. Free from weeds and stubbles.
  • Seed rate:- 1.50- 2.5 kg/ha. Viable seeds should be used.
  • Sowing Season:- Mainly June-July, anytime of the year if there is sufficient irrigation facility.


  • 10-12 tons of FYM/Compost/ha.
  • 80:40:40 or 120:50:50 kg of NPK/ha/year.
  • Nitrogen fertilizers should be applied 2-4 split doses as top dressing.
  • Interculture: – 2-4 weeding and hoeing
  • Irrigation: – 10-12 irrigations. The crop is irrigated after every 10-15 days during the dry season.
  • Diseases: Leaf blight, Anthracnose – spray Dithane M-45


  • 6-7 months after and then subsequent harvesting is done at 2-3 months intervals upto 4th year
  • Yield: -15-20 tons of fresh herbage in the first year. 25-30 tones/ha in 2nd, 3rd, 4th and 5th year.
  • The oil yield:-75-100kg/ha. in the 1st year ; 150-200 kg/ha in the 2nd, 3rd, 4th and 5th year.
  • The yield of oil ranges from 0.5 to 1.2 percent while in rainy season, it is less and in dry season, the oil yield is none

Chemical evaluation:

  • Chemical Constituents:-The main constituent is Geraniol.
  • Besides, the oil consists of Citral, Citranellal, Linalool, Iso-pulegol,
  • Actions:-Antiseptic, Antispasmodic, diuretic, febrifuge and tonic. The oil is used in flue, rheumatic pain and menstrual problems.


  • The oil is used in soaps, cosmetic, creams and perfumery.
  • The oil is used in most major food categories including alcoholic and soft drinks.
  • It is used as in insect repellent and deodorants.
  • Used as insect repellents and aromatherapeutic agents (Leite et al., 1986;Shah, et al., 2011; Wijesekera , 1973)

Join the conversation
Scroll to Top