Balloon cotton bush, wild cottonbush
Gomphocarpus physocarpus prev. Asclepias physocarpa, Fam. Apocynaceae prev. Asclepiadaceae
Slender, erect perennial or short lived sub-shrub with milky sap, usually growing 1-2m high, finely hairy when young, stems few.
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.
|Form or habit:||Shrub|
|Family:||Apocynaceae prev. Asclepiadaceae|
Simple, opposite, narrow, mostly 50-125 x 5-16mm and tapered at both ends.
|Flower description:||White or cream, about 10mm diameter, borne in axillary clusters.|
|Fruit description:||Green bladder-like follicles, 50-75mm long, covered with long, soft bristles contain numerous seeds, each bearing a tuft of white hair at the top.|
|Food source for:|
|Toxicity:||Toxic if ingested|
|Notes:||Spread by: wind-blown seeds. Invades/threats: disturbed areas, degraded pastures, cultivation and roadsides, particularly on alluvial soils. Notes: it is poisonous to stock, but rarely eaten. Environmental weed.|
|Information sources:||Mackay Regional Pest Management Group (2018) Weeds of the Mackay Whitsunday Region Second Edition.|