French broom grass8/27/2023 ![]() ![]() If you are still in doubt about the weed you are dealing with, contact Biosecurity Tasmania on 03 6165 3777 for help. For help in identifying English broom, flax-leaf broom, or Montpellier broom, also search theĭennis Morris Weeds and Endemic Flora Database for broom illustrations.For further information or help in identifying English broom, flax-leaf broom, or Montpellier broom, refer to the Commonwealth government WONS web site,.Although effective control measures for broom exist, its ability to rapidly re-establish from a persistent seed bank necessitates intensive follow-up.If not controlled, brooms can modify native ecosystems by increasing the frequency and intensity of fire, changing vegetation structure, altering soil chemistry and providing harbour for invasive animals.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). ![]()
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