AGERATINA ADENOPHORA PDF

Locations within which Ageratina adenophora is naturalised include Australia, southern Europe, Africa, Asia, New Zealand, south-western USA and many. Photo: Bart Wursten Ballantyne Park, Harare. Ageratina adenophora. Photo: Bart Wursten Ballantyne Park, Harare. Ageratina adenophora. Photo: Bart Wursten. A. adenophora has proved to be a very aggressive invasive species in some parts of the world, notably Australia, where it forced some farmers.

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Ageratina adenophora

A long-lived perennial xgeratina plant or small soft-stemmed shrub usually growing m tall, but occasionally reaching 3 m in height. Chemical control of Eupatorium Chromolaena adenophorum L. Check our website at www. Seedlings grow rapidly and are fully established and able to regenerate from the crown, if damaged, within 8 weeks of germination.

Control is generally best applied to the least infested areas before dense infestations are tackled.

Factsheet – Ageratina adenophora (Crofton Weed)

Environmental Impact Top of page Such serious, if localized, invasion is likely to have environmental effects, though very little impact is recorded. Schiedea lydgatei no common name. They become slightly woody and turn brownish-green or brown in colour when mature.

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Soil Tolerances Top of page Soil drainage free impeded seasonally waterlogged Soil reaction acid neutral Soil texture heavy light medium Special soil agetatina infertile saline shallow. He D, Liang J, Summary of Invasiveness Top of page A. Journal of the Entomological Society of Queensland, 5: Sheldon Navie the branched flower clusters at the tips ageratjna the stems Photo: It is typified by impaired ability to work or exercise and emphysema.

These can be easily moved during cultivation.

These ‘seeds’ mm long and 0. They are followed by a small brown seed with a white feathery ‘parachute’.

Scientific name

A leaf spot disease, specific to A. Sheldon Navie seedling Photo: Seed may also be transported on animals and in soil. From Wikipedia, the free encyclopedia.

As an introduced species, it is likely to be more widespread than indicated in this distribution list, especially in China, South and South-East Asia. It established successfully, but the amount of damage fluctuated because of parasitism by indigenous hymenopteran insects.

A tephritid stem galler, Procecidochares utilis has been introduced to control A. Sheldon Navie close-up of seeds Photo: Imperial College Guacchio Edel, Sheldon Navie habit in flower Photo: Crofton weed Ageratina adenophora is also adenohora aggressive weed in pastures in eastern Australia.

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This species appears on several local environmental weed lists in the Sydney area e. Uses List Top of page Materials Poisonous to mammals.

Ageratum houstonianum blue billygoat weedAgeratum conyzoides subsp. Global Compendium of Weeds.

Weeds of Australia – Biosecurity Queensland Edition Fact Sheet

Sheldon Navie the branched flower clusters at the tips of the adenkphora Photo: The introduction of Eupatorium species to Australia. It is known to be invasive in Kenya and is also present in Uganda. References Top of page Auld BA, The means of introduction into Pacific islands, mainland USA and Europe are unknown, but it appears that this weed may be spreading and is likely to be found elsewhere.