Herb Library
Browse our comprehensive collection of traditional medicinal plants and herbal remedies.
Karal Heba (Achyranthes aspera): Apamarga, the Backward-Pointing Weed
(Achyranthes aspera)
Karal Heba (Achyranthes aspera) is the weed whose seeds you carry home on your trousers. Its flower
Read More →Wara (Calotropis gigantea): The Crown Flower and Its Poison
(Calotropis gigantea)
Wara (Calotropis gigantea) grows where almost nothing else bothers to — sand, waste ground, the edge
Read More →Aruda (Ruta graveolens): Rue — Potent, Traditional, and Not for Children
(Ruta graveolens)
Aruda (Ruta graveolens) sits in pots outside Sri Lankan homes and in the pages of Sri Lankan paediat
Read More →Domba (Calophyllum inophyllum): Tamanu Oil from the Coastal Tree
(Calophyllum inophyllum)
Domba (Calophyllum inophyllum) leans over Sri Lankan beaches with its thick glossy leaves, dropping
Read More →Walkoththamalli (Scoparia dulcis): Sweet Broomweed and Blood Sugar
(Scoparia dulcis)
Walkoththamalli (Scoparia dulcis) is a weed with a sweet name and a sweet taste — dulcis means sweet
Read More →Katu Karandu (Barleria prionitis): The Porcupine Flower for Gums
(Barleria prionitis)
Katu Karandu (Barleria prionitis) defends itself with pale spines at every leaf joint — the porcupin
Read More →Kalanduru (Cyperus rotundus): Musta, the World's Worst Weed
(Cyperus rotundus)
Kalanduru (Cyperus rotundus) has a genuine claim to being the most troublesome weed on earth — it is
Read More →Wathusudda (Tabernaemontana divaricata): Crape Jasmine, and the Eye Warning
(Tabernaemontana divaricata)
Wathusudda (Tabernaemontana divaricata) stands in more Sri Lankan gardens than almost any other shru
Read More →Heen Bopath (Biophytum sensitivum): The Miniature Tree That Folds
(Biophytum sensitivum)
Heen Bopath (Biophytum sensitivum) is one of the loveliest plants in Sri Lanka and one of the smalle
Read More →Wel Kahambiliya (Tragia involucrata): The Climbing Nettle
(Tragia involucrata)
Wel Kahambiliya (Tragia involucrata) announces itself. Brush past it and the sting arrives instantly
Read More →Heen Pitiyawakka (Phyllanthus): Stonebreaker, and What Hepatitis B Actually Needs
(Phyllanthus debilis)
Heen Pitiyawakka (Phyllanthus debilis, and its close relatives P. niruri and P. amarus) is a weed th
Read More →Jayapala (Croton tiglium): The Purging Croton — Upavisha, and Why It Stays That Way
(Croton tiglium)
Jayapala (Croton tiglium) is classed in Ayurveda as upavisha — semi-poisonous — and the classificati
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