Oxalis depressa Eckl. & Zeyh.
Enum.Pl.Afric.Austral. 91 (1835)

Conservation Code: Not threatened
Naturalised Status: Alien to Western Australia
Name Status: Current

Brief Description
Amanda Spooner, Tuesday 30 September 1997

Herb. Fl. white, May to Jun. Roadsides.

Distribution

Beard’s Provinces: South-West Province.

IBRA Regions: Swan Coastal Plain.

IBRA Subregions: Perth.

Local Government Areas (LGAs): Busselton.

Management Notes (for the Swan NRM Region)
Kate Brown and Karen Bettink, Thursday 21 December 2017

General Biology. Growth form. Geophyte. Life form. Annually renewed bulb. Fire response. Generally survives fire.

Additional information. Origin. South Africa. Similar exotic species. Oxalis purpurea.

Suggested method of management and control. Spot spray metsulfuron methyl 0.2 g/15 L + Pulse®, or 1% glyphosate. Physical removal can result in spread of bulbils. Apply at bulb exhaustion, generally just on 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.

Management Calendar

Calendar Type Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Comments
Dormant Y Y Y                 Y  
Active Growth       Y Y Y Y Y Y Y Y    
Flowering         Y Y              
Optimum Treatment         Y Y              

Legend: Y = Yes, regularly, O = Occasionally, U = Uncertain, referred by others but not confirmed.

 

References

  • Brown, K. & Brooks, K. (2002) Bushland Weeds: A Practical Guide to their Management. Environmental Weeds Action Network, Greenwood.
  • Hussey, B.M.J., Keighery, G.J., Dodd, J., Lloyd, S.G. & Cousens, R.D. (2007) Western Weeds. A guide to the weeds of Western Australia. 2nd Edition. The Plant Protection Society of Western Australia, Victoria Park.

Project information and acknowledgements