Canna ×generalis L.H.Bailey
Gentes Herb. 1:118 (1923)

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

Brief Description
Amanda Spooner, Wednesday 8 September 1999

Rhizomatous, perennial, herb, 1-2.5 m high, a hybrid of horticultural origin. Fl. yellow, Nov to Dec or Jan to Mar. Black mud/sand, loam. Wet areas.


Beard’s Provinces: Northern Province, South-West Province.

IBRA Regions: Dampierland, Swan Coastal Plain, Warren.

IBRA Subregions: Dandaragan Plateau, Perth, Pindanland, Warren.

IMCRA Regions: WA South Coast.

Local Government Areas (LGAs): Albany, Bayswater, Broome, Dardanup, Gingin, Manjimup, Perth, Stirling.

Management Notes (for the Swan NRM Region)
Kate Brown and Karen Bettink, Monday 26 August 2019

Alternative Names. Canna, Indian Shot, Common Garden Canna.

General Biology. Growth form. Herb. Life form. Perennial. Reproduction. Rhizome, possibly seed. Dispersal. Soil, birds, garden refuse, plantings.

Notes. Prefers rich, fertile soils. Of hybrid origin.

Additional information. Origin. Tropical America. History of use/introduction. Ornamental.

Suggested method of management and control. Hand pull small infestations. Otherwise, cut stems to ground level and paint using 10% glyphosate. 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
Germination           U U U          
Active Growth O O       Y Y Y Y Y Y O  
Flowering Y Y Y               Y Y  
Fruiting             U U U        
Manual Removal Y Y Y Y Y Y Y Y Y Y Y Y  
Herbicide Treatment O O O O O Y Y Y Y Y Y O  

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



  • 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.
  • Pacific Island Ecosystems at Risk (2008) Plant threats to Pacific ecosystems. URL: - Accessed January 2010.
  • Russell, A. (Undated) Perennial flowers: Canna x generalis. NC State University URL: - Accessed August 2010.
  • USDA, ARS, National Genetic Resources Program (2009) Germplasm Resources Information Network - (GRIN). National Germplasm Resources Laboratory, Beltsville, Maryland. URL: - Accessed October 2009.

Project information and acknowledgements