Erect shrub, 0.45-3 m high. Fl. yellow, Aug to Nov. Lateritic soils. Roadsides.
Beard’s Provinces: South-West Province.
IBRA Regions: Avon Wheatbelt, Jarrah Forest, Swan Coastal Plain, Warren.
IBRA Subregions: Avon Wheatbelt P2, Northern Jarrah Forest, Perth, Southern Jarrah Forest, Warren.
Local Government Areas (LGAs): Albany, Augusta-Margaret River, Bridgetown-Greenbushes, Broomehill-Tambellup, Bunbury, Capel, Chittering, Gingin, Harvey, Kalamunda, Mundaring, Murray, Plantagenet, Serpentine-Jarrahdale, Swan, York.
General Biology. Growth form. Shrub. Reproduction. Seed. Dispersal. Explosive action, birds, water, ants, machinery, slashing, soil movement, garden refuse. Time to first flowering. 2 years. Toxicity. Seeds are poisonous to humans. Vegetative regeneration strategy. Resprouts from base. Seedbank persistence. Long, 10+ years.
Additional information. Origin. Mediterranean region. History of use/introduction. Garden escape.
Suggested method of management and control. Hand pull or dig out small seedlings ensuring removal of all roots. For mature plants cut and paint with 50% glyphosate or foliar spray with 1% glyphosate, repeat treatment. Alternatively try 250 ml Access® in 15 L of diesel to basal 50 cm of stem (basal bark). Monitor site for recruitment from seedbank. 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.
Legend: Y = Yes, regularly, O = Occasionally, U = Uncertain, referred by others but not confirmed.
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Western Australian Herbarium (1998–). FloraBase—the Western Australian Flora. Department of Biodiversity, Conservation and Attractions. https://florabase.dpaw.wa.gov.au/