Plants → Magnoliophyta → Magnoliopsida → Fabales → Fabaceae Lindl. → Acacia Mill. → Acacia pycnantha Benth.
Shrub or tree, 2-8 m high. Fl. yellow, Jul to Oct.
Beard’s Provinces: Eremaean Province, South-West Province.
IBRA Regions: Avon Wheatbelt, Coolgardie, Esperance Plains, Jarrah Forest, Mallee, Swan Coastal Plain, Warren.
IBRA Subregions: Avon Wheatbelt P2, Eastern Goldfield, Eastern Mallee, Northern Jarrah Forest, Perth, Recherche, Southern Jarrah Forest, Warren, Western Mallee.
IMCRA Regions: WA South Coast.
Local Government Areas (LGAs): Albany, Bridgetown-Greenbushes, Broomehill-Tambellup, Busselton, Capel, Coolgardie, Cranbrook, Donnybrook-Balingup, Esperance, Harvey, Kalamunda, Katanning, Kojonup, Kulin, Manjimup, Mundaring, Nannup, Narrogin, Plantagenet, Waroona, West Arthur, Wongan-Ballidu.
General Biology. Growth form. Shrub/Small tree. Reproduction. Seed. Dispersal. Water, birds, ants, wind, garden refuse, soil movement. Time to first flowering. 3 years. Vegetative regeneration strategy. Resprouts. Seedbank persistence. Long, 5+ years. Fire response. Fire stimulates mass germination of soil stored seed. Adult plants can resprout following fire.
Additional information. Origin. Eastern Australia. History of use/introduction. Garden escape. Similar native species. Acacia saligna.
Suggested method of management and control. Hand pull seedlings. Drill and fill with 50% glyphosate. Older plants can be ringbarked. 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.
Calendar Type | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Comments |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Flowering | O | Y | Y | Y | O | ||||||||
Fruiting | Y | Y | Y | Y | |||||||||
Optimum Treatment | O | O | O | Y | Y | Y | Y | Y | Y |
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/