Ixia paniculata D.Delaroche
Descr.Pl.Aliq.Nov. 26-27,Tab.1 (1766)

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

Brief Description
Amanda Spooner, Thursday 16 August 2007

Cormous, perennial, herb, to 0.6 m high. Fl. cream-yellow-orange, Sep to Nov. Loam, sand, sandy or loamy clay, ironstone gravel.

Distribution

Beard’s Provinces: South-West Province.

IBRA Regions: Jarrah Forest, Swan Coastal Plain, Warren.

IBRA Subregions: Northern Jarrah Forest, Perth, Southern Jarrah Forest, Warren.

IMCRA Regions: WA South Coast.

Local Government Areas (LGAs): Albany, Augusta-Margaret River, Bridgetown-Greenbushes, Busselton, Canning, Capel, Kalamunda, Murray, Plantagenet, South Perth, Vincent.

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 corm. Reproduction. Seed. Dispersal. Water, soil. Seedbank persistence. Medium, 1-5 years. Fire response. Generally survives fire.

Additional information. Origin. South Africa. History of use/introduction. Garden escape.

Suggested method of management and control. Spot spray metsulfuron methyl 0.2 g/15 L + Pulse® (or 2.5 - 5g /ha + Pulse®) or 2,2 DPA 5 g/L+ 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.

Management Calendar

Calendar Type Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Comments
Dormant Y Y Y Y               Y  
Active Growth         Y Y Y Y Y Y Y    
Flowering               Y Y Y      
Fruiting                 Y Y Y    
Optimum Treatment             Y 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.
  • Easton, S.D. & Dixon I.R. (2007) Effectiveness of 2,2-DPA in Controlling Babiana, Ixia and Allium in Native Bushland. Australian Association of Bush Regenerators (WA) Inc. Newsletter., 15 (5).
  • 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.
  • Randall, R.P. (2002) A global compendium of weeds. R.G. & F.J. Richardson, Melbourne.

Project information and acknowledgements