Cormous, perennial, herb, to 0.25 m high. Fl. red-pink-purple-blue, Aug to Nov. White-grey sandy loam or clay, brown-red sandy loam, gravel, laterite, granite, limestone. Hills, flats, roadsides, pasture land.
Beard’s Provinces: South-West Province.
IBRA Regions: Avon Wheatbelt, Esperance Plains, Geraldton Sandplains, Jarrah Forest, Swan Coastal Plain, Warren.
IBRA Subregions: Avon Wheatbelt P2, Dandaragan Plateau, Fitzgerald, Geraldton Hills, Northern Jarrah Forest, Perth, Recherche, Southern Jarrah Forest, Warren.
Local Government Areas (LGAs): Albany, Armadale, Beverley, Bridgetown-Greenbushes, Broomehill-Tambellup, Dandaragan, Dardanup, Denmark, Dumbleyung, Esperance, Gingin, Gnowangerup, Gosnells, Greater Geraldton, Manjimup, Moora, Murray, Narrogin, Nedlands, Northam, Pingelly, Plantagenet, Rockingham, South Perth, Stirling, Swan, Victoria Plains, Wagin, Wandering, Wanneroo, West Arthur, Wickepin, York.
Alternative Names. Onion Grass.
General Biology. Growth form. Geophyte. Life form. Annually renewed corm. Reproduction. Seed. Time to first flowering. 2 years. Seedbank persistence. Medium, 1-5 years. Fire response. Generally survives fire.
Notes. Known to be toxic to some stock.
Additional information. Origin. Southern Africa.
Suggested method of management and control. Spot spray metsulfuron methyl 0.2 g/15 L + Pulse® or 2.5-5 g/ha + Pulse® . Apply just on flowering at corm exhaustion. 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.
Legend: Y = Yes, regularly, O = Occasionally, U = Uncertain, referred by others but not confirmed.
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Western Australian Herbarium (1998–). FloraBase—the Western Australian Flora. Department of Biodiversity, Conservation and Attractions. https://florabase.dpaw.wa.gov.au/