Cultivating Cymbopogon nardus or Cymbopogon winterianus, commonly called citronella, involves specific horticultural practices to encourage healthy growth and robust foliage. These grasses are not frost-tolerant and require a climate with warm temperatures, ample sunlight, and well-draining soil. Propagation is commonly achieved through division of established clumps or from stem cuttings rooted in water or a well-aerated potting mix.
The significance of cultivating these plants lies in their natural production of citronella oil, a valuable insect repellent widely used in candles, lotions, and sprays. Historically, citronella has been utilized in traditional medicine and as a natural defense against mosquitoes and other biting insects in tropical and subtropical regions. The plant’s aromatic properties also make it a desirable addition to gardens and landscapes, adding fragrance and visual appeal.