United States / Grow / earleaf acacia

earleaf acacia

Acacia auriculiformis · Fabaceae · all Acacia records · also called Acacia auriculiformis · Wikipedia

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Earleaf acacia’s measured rate of fire spread through dead leaves does not establish that the tree is fire resistant.

FLAMITS, the trait database published by Dryad and Global Ecology and Biogeography, reports a burning spread rate of 0.33 centimetres per second for dead leaves tested on a burning bench. That is a measurement of how quickly burning spreads through the tested material, not a fire-resistance grade.

The observation comes from Bowman and Wilson’s 1988 study of fuel characteristics in coastal monsoon forests in Australia’s Northern Territory, with sampling in September. Those details matter because the number describes particular fuel under particular test conditions. FLAMITS preserves that context and does not impose a single threshold across different variables, devices and plant parts. Calling 0.33 centimetres per second a passing or failing score would add a judgment the database does not make.

For a homeowner choosing earleaf acacia, the distinction is practical. The speed at which dead leaves burn is a different question from how readily they ignite or how a living tree withstands fire. The measurement supplies information about one aspect of burning, but it does not justify choosing this tree for fire resistance.

Form
tree
Rated in
Global
On this lot

1. Fire evidence and conditions

Fire evidence
Mixed evidence — location does not change the cited classification.
Evidence regions
Global

2. Why this plant is relevant here

State distribution
Documented in FL.
Introduced / established
2 sourced range or established records. This is not an invasive warning.

3. Legal, ecological, and broader status

Reported invasive here
2 ecological invasive reports.
How to read this page

The status above is computed from the cited rows below: independent recommendations can support a fire-resistant result, an avoid row can produce keep-away, and disagreement stays visible as conflict. Placement notes preserve each source’s own scheme rather than translating unlike rules into one scale. This is evidence about a plant, not permission to plant it in every part of the defensible space; Zone 0 remains noncombustible.

Native and introduced range evidence

These are exact U.S. botanical-area records from the cited range source. Native and introduced describe biogeographic relationship, not fire performance or planting approval. Doubtful and extinct rows stay visible but do not count as current presence.

Current native

0

exact source areas

Current introduced

2

exact source areas

Qualified

0

doubtful or extinct source rows

2 introduced source areas · World Checklist of Vascular Plants, version 16 v16, as of 2026-06-04
  • Florida (FL)
  • Hawaii (HI)

The lossless worldwide derivative is retained once in the research corpus; object pages repeat only exact U.S. areas needed by the local lens. The JSON twin carries the same page assertions.

The evidence

Grouped by what each source concluded. Primary evidence rated the plant itself (a lab, field program, or original curation); corroboration compiled or republished another source's rating and resolves to its root lineage.

Listed without a rating (4)
Corroboration (4 rows from 1 source)
  • FLAMITS: FLAMmability plant traiTS database — Dryad / Global Ecology and Biogeography · Dryad version 9 · original source Corroboration Trait database lineage: meta-aggregator

    4 cited rows from this source; its identity, lineage and tier are stated once.

    • Primary study Bowman1988: Bowman, D., & Wilson, B. (1988). Fuel characteristics of coastal monsoon forests, Northern Territory, Australia. Journal of Biogeography, 807-817.

      Shared row context: plant part leaves; site Bowman1988-1; sampling september.

      • “rate of burning spread (cm/s): 0.33”

        FLAMITS record 973; Sustainability measurement; fuel dead; predrying no; device burning bench.

      • Shared measurement context: Combustibility measurement; fuel live; predrying yes; device calorimeter.

        • “calorific value (kcal/kg): 4805.21”

          FLAMITS record 1013.

        • “calorific value (kcal/kg): 4982.07”

          FLAMITS record 1014.

      • “rate of burning spread (cm/s): 0.1”

        FLAMITS record 1016; Sustainability measurement; fuel live; predrying no; device burning bench.

Fire-resistant trees instead

Last verified 2026-08-25. JSON (CC BY 4.0)

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Acacia auriculiformis (Acacia auriculiformis). FireApproved. https://fireapproved.com/plants/acacia-auriculiformis/. Last verified 2026-08-25.