Blue passionflower (Passiflora caerulea)



Blue passionflower is regarded as an environmental weed in Victoria and some parts of NSW. It is cultivated for it's flowers and as a stock for grafted passionfruits. Blue passionfruit can sprout from below the graft, growing rapidly and escaping cultivation. It can spread quickly in bushland areas, densly smothering native vegetation. 


Blue passion flower plants have large leaves 8–12 cm long, that are deeply divided into usually five lobes. It has a distinct passionfruit flower with blue filaments (hair-like structures in centre) in the flower. 


Richardson FJ, Richardson RG and Shepherd RCH (2006). Weeds of the south-east an identification guide for Australia. RG and FJ Richardson, Melbourne.

Department of Employment, Economic Development and Innovation (2011) Blue passionflower, Passiflora caerulea. Queensland Government. Available at: Accessed 2014.

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Herbicide options

Contact your local council weeds officer for control advice for Blue passionflower (Passiflora caerulea).

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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 3 Regionally Controlled Weed
The plant must be fully and continuously suppressed and destroyed

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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

Reviewed 2014