Tridax daisy
Tridax procumbens, Fam. Asteraceae
Perennial, spreading herb with prostrate roughly hairy stems to 0.4m, sometimes rooting at nodes and curving upwards at the tips.
| Weed Category: |
Other invasive plants Invasive plants that are not prohibited or restricted invasive plants, but are known to spread readily and cause negative impacts, within the region.
|
| Weed: | Yes |
| Form or habit: | Herb |
| Family: | Asteraceae |
| Leaf: | Simple Opposite Simple, opposite, broadly lance-shaped, 20-50 x 5-30mm, roughly hairy with irregularly toothed margins. |
| Flower conspicuous: | Conspicuous |
| Flower colour: |
White, Yellow, Cream |
| Flower description: | Daisy heads with five of six creamy-yellow to white ‘petals’ and darker yellow centres, borne on stems to 300mm long. |
| Fruit conspicuous: | Inconspicuous |
| Fruit colour: |
Black, Brown |
| Fruit: | Dry |
| Fruit description: | ‘Seeds’ hairy, dark brown to black at maturity, 2-2.5mm long, each with a tuft of long feathery hairs at the top. |
| Habitat: | |
| Distribution | |
| Food source for: | |
| Toxicity: | No toxicity known |
| Origin: | Central & tropical South America |
| Notes: | Spread by: wind, water, contaminated soil and garden waste. Invades/threats: coastal areas, lawns, landscaped areas, disturbed creek bank communities, roadsides and unmanaged land. Notes: widely naturalised weed particularly common on disturbed sites. Environmental weed. |
| Information sources: | Mackay Regional Pest Management Group (2018) Weeds of the Mackay Whitsunday Region Second Edition. |
