Ageratum
Image: Thilanka and Nimali (cc-by-nc)
NameAgeratum
Scientific NameAgeratum conyzoides
Common NamesBillygoat-weed, Goatweed, Tropical Whiteweed, Chickweed
Plant FamilyAsteraceae
Natural HabitatNative to tropical America, but now pantropical, commonly found in agricultural fields, roadsides, waste places, and open forests in tropical and subtropical regions worldwide.
Parts Usedwhole_plant,leaf,flower
Medicinal Actionsanti-inflammatory,antimicrobial,analgesic,antioxidant
Traditional UsesTraditionally used for treating wounds, cuts, burns, skin infections, fever, colds, and headaches. It is also employed as an insect repellent and in some traditional medicine systems for gastrointestinal issues and as an anti-malarial.
Active ConstituentsFlavonoids, Coumarins, Pyrrolizidine alkaloids, Essential oils (e.g., ageratochromene)
Preparation Methodsinfusion,decoction,poultice,powder
Contraindications & WarningsContains pyrrolizidine alkaloids which can be hepatotoxic, especially with long-term or high-dose internal use. Not recommended for pregnant or breastfeeding women, or individuals with pre-existing liver conditions.
Cultivation NotesEasily grown from seed, thriving in full sun to partial shade and well-drained soil. It is often considered a weed due to its aggressive growth and ability to colonize disturbed areas rapidly.
Raritycommon
Description
A common annual herbaceous plant, typically growing up to 1 meter tall, characterized by ovate leaves and dense clusters of small, white to pale blue, fluffy flower heads. It is often found as a weed in disturbed areas.
