Arum lily (Zantedeschia aethiopica)

Profile

Impact

Arum lily is an ornamental plant that is declared noxious on Lord Howe Island, where it  has become invasive. It is a significant environmental weed in WA and Vic, becoming problematic in NSW, SA and Tas. It spreads quickly in damp areas. 

Toxicity

Arum lily is highly toxic to humans, and can cause serious illness and death if ingested. All parts of the plant, especially the flower, are poisonous and cause swelling of the mouth, acute gastritis and diarrhoea leading to exhaustion and shock. It can also cause eczema and dermatitis. 

What to do if poisoning occurs:

  • If the patient is unconscious, unresponsive or having difficulty breathing dial 000 or get to the emergency section of a hospital immediately.
  • If the patient is conscious and responsive call the Poisons Information Centre on 13 11 26 or your doctor.
  • If going to a hospital take a piece of the plant for identification.

Description

Arum lily has large, fleshy arrow shaped leaves with a large, white funnel-shaped flower on long stem.

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Control

Herbicide options

Contact your local council weeds officer for control advice for Arum lily (Zantedeschia aethiopica).

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Legal requirements

The content provided here is for information purposes only and is taken from the Noxious Weeds Act 1993.

Area Class Legal requirements
Lord Howe Island 4 Locally Controlled Weed
The growth of the plant must be managed in a manner that continuously inhibits the ability of the plant to spread and the plant must not be sold, propagated or knowingly distributed

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For technical advice and assistance with identification please contact your local council weeds officer.
For further information call the NSW Invasive Plants and Animals Enquiry Line on 1800 680 244 or send an email to weeds@dpi.nsw.gov.au

Reviewed 2014