Hibiscus

Hibiscus sabdariffa L.

The hibiscus is a striking plant, loved for its large, colorful flowers. In addition to its aesthetic value, the hibiscus also has a rich history and various uses. In this blog, we will discuss the origins of the hibiscus, how to grow it at home, its main components and their interaction with the human body.

History of hibiscus

The hibiscus plant ( Hibiscus sabdariffa L. ), commonly known as roselle, has a long and fascinating history. Native to West Africa and South Asia, the plant was cultivated for its many uses thousands of years ago. In ancient Egypt, hibiscus tea was drunk by pharaohs for its refreshing and medicinal properties. In Asian and Caribbean cultures, hibiscus is still widely used in traditional medicine and as a flavorful addition to drinks and dishes. Today, hibiscus is loved worldwide, not only for its deep red color and fruity flavor, but also for its numerous health benefits.

How and where does hibiscus grow?

Hibiscus sabdariffa grows mainly in tropical and subtropical climates. The plant likes warm temperatures and well-drained soil with sufficient moisture. It is widely cultivated in countries such as Sudan, India, Thailand and Mexico, where the conditions are ideal for healthy growth. The plant can grow up to two meters high and has sturdy, green leaves and beautiful red sepals that are harvested after flowering. These sepals are the most important parts of the plant and are used for tea, syrups and natural dyes.

How to grow hibiscus at home?

Planting seeds or taking cuttings

Hibiscus can be grown from seeds or cuttings. Sow the seeds in moist, well-draining potting soil and keep them in a warm place (around 20-25°C) to encourage germination. It helps to soak the seeds in lukewarm water for a few hours before planting to help them germinate faster. If you prefer to use cuttings, cut a healthy shoot from an existing hibiscus plant and place it in water or moist soil until it grows roots. Once the roots are strong enough, you can transplant the seedling or cutting to a larger pot or to the garden.

Sun and heat

Hibiscus is a tropical plant and needs at least six hours of direct sunlight per day to grow well. Choose a sunny spot in your garden or place the plant near a south-facing window if you are growing it indoors. If you live in a cooler climate, you can keep hibiscus in a pot and move it indoors during the colder months. Also make sure that the temperature does not get too low, as hibiscus does not like temperatures below 10°C. In the summer, you can move the plant outside to take full advantage of the warmth and light.

Water regularly

Hibiscus need moist soil, but overwatering can cause root rot. Water regularly, especially on hot days, but make sure the pot or soil drains well. A good way to check if your plant needs water is to stick your finger about an inch into the soil—if it feels dry, it’s time to water. Hibiscus need less water in the winter because growth slows. Use rainwater or filtered water if possible, because hibiscus are sensitive to the chemicals in tap water.

Nutrition and maintenance

To grow hibiscus organically, use organic fertilizers such as compost, worm castings or liquid nettle manure. These provide a slow and balanced release of nutrients, which keeps the plant strong and healthy.

Fertilize once every two weeks in spring and summer, stopping in fall to allow the plant to prepare for dormancy.

Pruning is important to stimulate growth and keep the plant compact. In early spring, cut away dead or weak branches and regularly remove faded flowers to encourage flowering.

To control diseases and pests organically, use natural methods such as neem oil, a mild soap solution, or attracting beneficial insects such as ladybugs and lacewings.

Harvesting and storing

When the flowers fade and the sepals become deep red and fleshy, it is time to harvest. Carefully cut off the sepals and dry them in a shady, ventilated place to preserve their color and nutrients.

This natural approach will keep your hibiscus healthy and allow you to enjoy an organic harvest!

Key Components of Hibiscus

Hibiscus flowers contain several bioactive compounds that contribute to their health benefits:

  • Antioxidants : Hibiscus is rich in antioxidants, such as flavonoids and anthocyanins, which help neutralize free radicals in the body.
  • Organic acids : The flowers contain acids such as citric acid and malic acid, which contribute to the characteristic flavor of hibiscus tea.
  • Vitamins and Minerals : Hibiscus contains vitamin C and minerals such as calcium and iron, which are essential for good health.

Interaction of hibiscus with the human body

Hibiscus has several positive effects on health. The antioxidants help fight free radicals and can help lower high blood pressure.

Regular consumption of hibiscus tea has been associated with improved heart health and support of liver function. In addition, hibiscus has a mild diuretic effect and is sometimes used as a natural support for weight management.

Despite the benefits, it is important to use hibiscus with caution if you are taking medications, such as blood pressure or blood sugar lowering drugs, as the plant can cause interactions.

Sources :

  • Ali, BH, et al. (2005). “The Effect of Hibiscus sabdariffa on Hypertension and Dyslipidemia.” Phytomedicine 12(6-7), 423-430.
  • Da-Costa-Rocha, I., et al. (2014). “Hibiscus sabdariffa: Pharmacological Effects and Bioactive Compounds.” Food Chemistry 165, 424-443.
  • McKay, D. L., & Blumberg, J. B. (2007). “A Review of the Bioactivity and Potential Health Benefits of Hibiscus Tea.” Phytotherapy Research 21(6), 501-504.

Disclaimer: This information is for educational purposes only and is not a substitute for medical advice.