Oxalis depressa Eckl. & Zeyh.

Reference
Enum.Pl.Afric.Austral. 91 (1835)
Conservation Code
Not threatened
Naturalised Status
Alien to Western Australia
Name Status
Current

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

Amanda Spooner, Descriptive Catalogue, 30 September 1997

Distribution

IBRA Regions
Swan Coastal Plain.
IBRA Subregions
Perth.
Local Government Areas (LGAs)
Busselton.

Management Notes (for the Swan NRM Region)

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.