- Reference
- Erst.Beitr.Fl.Hercyn. 287 (1840)
- Conservation Code
- Not threatened
- Naturalised Status
- Alien to Western Australia
- Name Status
- Current
Ereect annual or biennial, herb, to 0.75 m high, upper leaves stem-clasping. Fl. yellow, Dec or Jan. Variety of soils. Roadsides,disturbed sites.
Distribution
- IBRA Regions
- Jarrah Forest, Warren.
- IBRA Subregions
- Southern Jarrah Forest, Warren.
- Local Government Areas (LGAs)
- Augusta Margaret River, Donnybrook-Balingup, Manjimup, Nannup, Plantagenet.
Management Notes (for the Swan NRM Region)
General Biology. Growth form. Herb. Life form. Annual. Reproduction. Seed. Dispersal. Wind.
Notes. Can be biennial.
Additional information. Origin. Europe.
Suggested method of management and control. Spot spray 1% glyphosate + Pulse® or Lontrel® 10 ml/10 L of water + Pulse®. 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 | O | Y | Y | Y | |||||||||
| Active Growth | Y | Y | Y | Y | Y | Y | |||||||
| Flowering | Y | Y | Y | ||||||||||
| Fruiting | Y | Y | O | ||||||||||
| Herbicide Treatment | Y | Y | Y | O |
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.
- Moore, C.B. & Moore, J.H. (2002) Herbiguide, the pesticide expert on a disk. Herbiguide, PO Box 44 Albany, Western Australia, 6330.
- USDA, ARS, National Genetic Resources Program (2009) Germplasm Resources Information Network - (GRIN). National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxon/taxonomysimple.aspx - Accessed October 2009.