Billygoat-weed
Image: Thilanka and Nimali (cc-by-nc)
NameBillygoat-weed
Scientific NameAgeratum conyzoides
Common NamesBillygoat-weed, Goatweed, Chick weed, White weed, Tropical whiteweed
Plant FamilyAsteraceae
Natural HabitatNative to Central and South America, it is now a pantropical weed, thriving in disturbed areas, agricultural fields, roadsides, and open forests in tropical and subtropical regions.
Parts Usedleaf,flower,whole_plant
Medicinal Actionsanti-inflammatory,analgesic,antimicrobial,antioxidant,astringent
Traditional UsesIn traditional medicine, *Ageratum conyzoides* is used to treat wounds, burns, skin infections, fever, colds, headaches, and gastrointestinal problems. It is also applied topically for rheumatism and sprains.
Active ConstituentsFlavonoids, Chromenes, Coumarins, Alkaloids, Essential oils
Preparation Methodsinfusion,decoction,poultice,powder
Contraindications & WarningsContains pyrrolizidine alkaloids, which can be hepatotoxic with prolonged or high-dose internal use, especially in sensitive individuals or those with liver conditions. Not recommended for pregnant or breastfeeding women.
Cultivation NotesA fast-growing annual weed, it thrives in full sun to partial shade and a wide range of soil types, preferring moist, well-drained conditions. It readily self-seeds and can become invasive.
Raritycommon
Description
A herbaceous annual plant growing up to 1 meter tall, characterized by hairy stems and ovate leaves. It produces dense clusters of small, white to pale lavender, fluffy flower heads.
