Erect annual, herb, to 0.7 m high. Red-brown loams or sandy clays, yellow-white or grey-brown sandy loam, brown clay loam, limestone, granite. Undulating sandplains, hills and slopes, valley slopes, creekbeds, saline watercourses.
General Biology. Growth form. Herb. Life form. Annual. Reproduction. Seed. Dispersal. Wind, water, soil movement.
Additional information. Origin. Southern Africa. History of use/introduction. Possibly as an ornamental.
Suggested method of management and control. Hand remove small populations and/or isolated plants prior to flowering. Try spot spraying with glyphosate at 0.5% before flowering. Read the manufacturers' labels and material safety data sheets before using herbicides. For further information consult the Australian Pesticides and Veterinary Medicines Authority to determine the status of permits for your situation or state.
Calendar Type | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Comments |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Germination | Y | Y | Y | ||||||||||
Active Growth | Y | Y | Y | Y | Y | Y | |||||||
Flowering | Y | Y | Y | ||||||||||
Fruiting | Y | Y | |||||||||||
Manual Removal | Y | Y | Y | Y | O | ||||||||
Herbicide Treatment | O | Y | Y | Y | O |
Legend: Y = Yes, regularly, O = Occasionally, U = Uncertain, referred by others but not confirmed.