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Home / Tree Encyclopedia / Norfolk Island Hibiscus

Norfolk Island Hibiscus

Lagunaria patersonia · Malvaceae

15mMature height
9Councils: no permit needed
0Councils: exempt under a height limit
11Councils: permit required
Norfolk Island Hibiscus (Lagunaria patersonia) growing in Sydney
Norfolk Island Hibiscus · typical mature form

Do you need a permit?

Norfolk Island Hibiscus is exempt in some councils and protected in others, and several exemptions carry a height limit. Check the table below against the council for your address before assuming a permit is not needed.

How to identify it

A neat conical tree with grey green leaves that are pale and felted beneath. Pink hibiscus like flowers in summer, followed by woody capsules packed with fine irritant hairs that cause intense itching on contact.

Where it grows in Sydney

Planted extensively as a coastal street and park tree through Waverley, Randwick, Bayside, the Northern Beaches and City of Sydney, valued for salt and wind tolerance.

Common problems

  • Seed capsule hairs cause severe skin and eye irritation, a real hazard for children
  • Heavy capsule drop onto paths and play areas
  • Frequently a council street tree
  • Brittle limbs in coastal wind

What removal involves

Exempt in most councils covered here, largely because of the irritant seed capsules. The main practical issue is crew protection during dismantling and clean up, since the hairs affect skin, eyes and airways. Confirm ownership, as many are verge trees.

Council permit rules, council by council

Status below is for a tree on private land that has passed the council's size threshold. Heritage items, heritage conservation areas, significant tree registers, biodiversity mapping and conditions of development consent override every exemption shown here.

CouncilStatusWhat it means
Northern Beaches No permit needed On Council's exempt species list, so no permit is required for removal. Heritage items, heritage conservation areas and significant tree register listings still override the exemption.
Ku-ring-gai Permit required Not on Council's exempt species list, so a tree permit is required once the tree passes the size threshold.
Hornsby Shire No permit needed On Council's exempt species list, so no permit is required for removal. Heritage items, heritage conservation areas and significant tree register listings still override the exemption.
The Hills Shire Confirm with Council Council holds its species exemptions in a document rather than on its website, so confirm this species with Council before treating removal as exempt. Size thresholds apply in the meantime.
Blacktown City Permit required Council does not run a species exemption list. A permit is required once the tree passes the size threshold, and each tree is assessed on its own merits.
North Sydney Permit required Not on Council's exempt species list, so a tree permit is required once the tree passes the size threshold.
Willoughby Permit required Not on Council's exempt species list, so a tree permit is required once the tree passes the size threshold.
Lane Cove No permit needed On Council's exempt species list, so no permit is required for removal. Heritage items, heritage conservation areas and significant tree register listings still override the exemption.
City of Ryde No permit needed On Council's exempt species list, so no permit is required for removal. Heritage items, heritage conservation areas and significant tree register listings still override the exemption.
Hunters Hill Permit required Not on Council's exempt species list, so a tree permit is required once the tree passes the size threshold.
City of Sydney No permit needed On Council's exempt species list, so no permit is required for removal. Heritage items, heritage conservation areas and significant tree register listings still override the exemption.
Inner West No permit needed On Council's exempt species list, so no permit is required for removal. Heritage items, heritage conservation areas and significant tree register listings still override the exemption.
Woollahra No permit needed On Council's exempt species list, so no permit is required for removal. Heritage items, heritage conservation areas and significant tree register listings still override the exemption.
Waverley Permit required Not on Council's exempt species list, so a tree permit is required once the tree passes the size threshold.
Randwick No permit needed On Council's exempt species list, so no permit is required for removal. Heritage items, heritage conservation areas and significant tree register listings still override the exemption.
Bayside Permit required Not on Council's exempt species list, so a tree permit is required once the tree passes the size threshold.
Georges River No permit needed On Council's exempt species list, so no permit is required for removal. Heritage items, heritage conservation areas and significant tree register listings still override the exemption.
Strathfield Permit required Not on Council's exempt species list, so a tree permit is required once the tree passes the size threshold.
Burwood Confirm with Council Council holds its species exemptions in a document rather than on its website, so confirm this species with Council before treating removal as exempt. Size thresholds apply in the meantime.
Canterbury-Bankstown Permit required Not on Council's exempt species list, so a tree permit is required once the tree passes the size threshold.

Frequently asked questions

Why is it called the itchy bomb tree?

The woody seed capsules are lined with fine hairs that embed in skin and cause intense itching. Children who pick up and open the pods are the usual casualties, which is why so many councils exempt it.

Related trees

Important note on council rules

This encyclopedia is a practical guide for Sydney property owners, not legal advice. Council tree rules change, and exemptions are frequently overridden by heritage listings, heritage conservation areas, significant tree registers, biodiversity mapping, endangered ecological communities and conditions attached to development consent. Always confirm the current rules with your council for your specific address before any tree work begins, or ask us to check it for you.

Photo by Margaret Donald from Sydney, Australia via Wikimedia Commons, CC BY-SA 2.0

Not sure where your tree stands?

Our arborists work across 20 Sydney councils every week. We will identify the species, check the rules for your address and handle the permit application if one is needed.