Japanese sunflower is native to Central America.
Japanese sunflower is a serious environmental weed, forming dense thickets and out-competing native vegetation.
Japanese sunflower is not a declared pest plant under Queensland legislation.
|Scientific name||Tithonia diversifolia|
The best form of weed control is prevention. Treat weed infestations when they are small - do not allow weeds to establish.
See the Japanese sunflower fact sheet (PDF, 188KB) for herbicide control and application rates.