Red- leaved alternanthera
Alternanthera brasiliana ‘Rubiginosa’, Fam. Amaranthaceae
Herbaceous perennial, commonly planted in both amenity and home gardens to provide year-round colour. Previously Alternanthera dentata ‘Rubiginosa’.
| 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: | Amaranthaceae |
| Leaf: | Simple Opposite Dark green to purple leaves, tapered at each end, become red to purplish the more sunlight they receive. |
| Flower conspicuous: | Conspicuous |
| Flower colour: |
White, Cream |
| Flower description: | Many small, white to creamy, papery flowers in axillary ‘heads’. |
| Fruit conspicuous: | Inconspicuous |
| Fruit colour: | |
| Fruit: | Dry |
| Fruit description: | Tiny, one-seeded dry fruit, long lived. |
| Habitat: | |
| Distribution | |
| Food source for: | |
| Toxicity: | No toxicity known |
| Origin: | Sub-tropical America |
| Notes: | Spread by: garden waste, self layers and grows from cuttings and seed. Invades/threats: environmentally sensitive areas with well drained but moist soils, creek lines, open forests and disturbed areas - particularly around garden waste dumping sites. Is capable of forming dense populations that dominate the ground layer. Still being used in horticulture. |
| Information sources: | Mackay Regional Pest Management Group (2018) Weeds of the Mackay Whitsunday Region Second Edition. |
