Brooms establish rapidly after disturbance such as fire or grazing, but can also invade relatively undisturbed areas.When the seeds are mature and still attached to the parent plant, the pods open explosively to eject the seed up to 3 metres. Brooms grow quickly, produce large amounts of seed in pods, and can tolerate diverse environmental conditions.Broom flowers are bright yellow, growing in dense clusters at branch ends, appearing late winter to late spring.Leaflets and young stems of flax-leaf broom are covered in woolly, grey hairs, giving the plant a silvery look when viewed from afar.The leaves are trifoliate, (each leaf divided into 3 leaflets), with the central leaflet being longer than the outer two leaflets. English, flax-leaf, and Montpellier broom are small to medium sized shrubs which can grow up to a height of 3 m.The importation, sale and distribution of English broom, flax-leaf broom, and Montpellier broom are prohibited in this state. These species are all present in Tasmania, each a.Weeds of National Significance (WONS): English (or Scotch) broom ( Cytisus scoparius), flax-leaf broom ( Genista linifolia), and Montpellier (or Cape) broom ( Genista monspessulana). Widely cultivated across Australia for ornamental purposes, brooms are significant environmental weeds that invade native vegetation, plantation and pastoral systems in Australia causing significant environmental and economic impacts, capable of completely transforming invaded habitats.
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