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Home / Tree Encyclopedia / Box Elder

Box Elder

Acer negundo · Sapindaceae

15mMature height
6Councils: no permit needed
1Councils: exempt under a height limit
13Councils: permit required
Box Elder (Acer negundo) growing in Sydney
Box Elder · typical mature form

Do you need a permit?

Box Elder 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

Unusual among maples for its compound leaves with three to seven leaflets rather than a single lobed leaf. Green twigs often with a blue white bloom. Hanging clusters of paired winged seeds. Frequently multi stemmed and untidy.

Where it grows in Sydney

Naturalised along creek lines and in older gardens through the North Shore, Inner West, Hornsby Shire and Ku-ring-gai.

Common problems

  • Weak brittle wood with frequent limb failure
  • Prolific seeding and seedling invasion
  • Suckers from the base and roots
  • Short lived with early decay

What removal involves

Exempt in most councils on this list, with Lane Cove capping it at 6m. Usually quick work because the timber is soft and light, though multi stemmed specimens take longer to dismantle cleanly than the size suggests.

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 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.
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 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.
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 Exempt under 6m Exempt only below 6m in height. At or above that size a tree permit is required. Heritage listings 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 Permit required Not on Council's exempt species list, so a tree permit is required once the tree passes the size threshold.
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 Permit required Not on Council's exempt species list, so a tree permit is required once the tree passes the size threshold.
Waverley Permit required Not on Council's exempt species list, so a tree permit is required once the tree passes the size threshold.
Randwick Permit required Not on Council's exempt species list, so a tree permit is required once the tree passes the size threshold.
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 Permit required Not on Council's exempt species list, so a tree permit is required once the tree passes the size threshold.
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

Is Box Elder the same as a Japanese Maple?

No. Japanese Maple is Acer palmatum, a small ornamental with single lobed leaves and no exemption. Box Elder has compound leaves and is on most exempt species lists.

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 Jules Verne Times Two via Wikimedia Commons, CC BY-SA 4.0

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.