Rosela
(Hibiscus sabdariffa L.)
Rosela
(Hibiscus sabdariffa L.)
Roselle originates from the continent of Africa. In its native Africa, roselle is made into jam or jelly. Traditionally, this plant has many medicinal benefits. Roselle is often utilized by communities to make tea and as an ingredient in salads. The stem of roselle produces fibers that can be used to make sacks, thread, and rope. This plant can also be grown as an ornamental plant.
It grows optimally in areas with an altitude of up to 600 m above sea level (m.a.s.l.), an average temperature of 24–32 ∘C, an optimum pH between 5.5–7, and is intolerant of high-salinity soil conditions. It prefers fertile, loose soil with full sunlight.
Stem (Batang) Round, stands erect, woody, and red in color, branched, and fibrous.
Leaves (Daun) Simple (single), either round-oval or with 3 deep lobes/notches. It has palmate venation (veins radiating from the base) and a serrated leaf margin.
Flower (Bunga) Whitish-yellow, with a spotted center. The fleshy calyx (epicalyx) covers the base of the flower.
Fruit (Buah) Ovate or round shaped, tapering at the tip, resembling a capsule, reddish-green color.
Seed (Biji) Shaped like a kidney or a bean, with pointed corners, hairy, brown color.
Propagation is done generatively (seeds) or vegetatively (stem cuttings).
For seed propagation, soak the seeds in water for 24 hours, then select the seeds that sink to plant in the nursery bed. Transplant the seedlings to polybags at 2 weeks old.
Antibacterial and antifungal, anti-inflammatory, antidiabetic, antioxidant, antihypertensive, treats wounds, skin diseases, and insect bites, lowers cholesterol, and improves blood circulation.
Flavonoids, phenolics, saponins, alkaloids, tannins, linoleic acid, 5-(Hydroxymethyl)furfural, malic acid, α-tocopherol, anthocyanins, and ascorbic acid.
Socfindo Conservation. 2023. Rosela. https://www.socfindoconservation.co.id/plant/642 (29-04-2023)