top of page

Thickhead

Crassocephalum crepidioides
Asteraceae
Medicinal, food

Thickhead is common weed of crops, pastures, orchards, roadsides, gardens and disturbed sites. It is annual weed capable of flowering throughout the year. It grows well in soils that are rich in organic matter, can cope with partial shade. Thickhead produces a large amounts of hairy that is wind-dispersed seeds (approx. 1000 per plant). Seeds may also be dispersed by machinery, water, vehicles, animals, clothing and contaminated agricultural produce.

Crassocephalum crepidioides has been used successfully as a trap plant to collect adult corm weevils in banana plantations. Aecidium crassocephali (rust) and Cercospora (grey leaf spot) are known to impact this plant. A number of aphids are also known to attack this plant.

Links

Brisbane weeds

Tell Us What You’re Seeing on the Ground - Tap Here
bottom of page