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Acacia saligna

Coojong · Golden Wreath Wattle · Orange Wattle · Willow Wattle · Port Jackson Willow

Family FabaceaeGenus Acacia

Also published as Acacia cyanophylla. You are in the right place.

A broad spreading shrub covered in golden-yellow flower heads, over dry grass under a blue sky
The whole plantSAplantsCC BY-SA 4.0

About the plant

What it is and where it grows — not part of any germination protocol.

Habit
shrub or treePlants of the World Online
Habit
Perennial, Shrub, TreePLANTS Database
Flower
YellowWikipedia

Toxicity is noted only where a source states it. No note here is not a finding of safety.

Sources: Plants of the World Online — Royal Botanic Gardens, Kew; PLANTS Database — USDA NRCS; Wikipedia — Wikipedia contributors.

Worth knowing

  • Planted in Africa, South America and the Middle East as windbreaks and to stabilize sand dunes. Introduced to South Africa in the 19th century, it spread at an uncontrollable rate there. Wikipedia: Acacia saligna

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1998

Start around April 1, 2027 for a May 3 last frost.

  1. Nick or sand the seed coat

    puncture the seed coat

  2. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Then 4 days to germinate.

100% germination in 2–4 days.

Seed coat punctured before sowing.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998Public domain
Show the original text
A. cyanophylla germ. 70D(100% in 2-4 d) if the seed coat was punctured and 70D(30% in 6-14 d) in unpunctured seed.
Seed Germination Theory and Practice, 2nd Supplement. Quoted exactly. Every value on this card comes from this record; the step names come from a fixed list.

Protocol 2

DerivedN. C. Deno, 1998

Start around March 22, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Then 14 days to germinate.

30% germination in 6–14 days.

Untreated seed, coat intact.

Seed Germination Theory and Practice, 2nd Supplement — N. C. Deno, 1998Public domain
Show the original text
A. cyanophylla germ. 70D(100% in 2-4 d) if the seed coat was punctured and 70D(30% in 6-14 d) in unpunctured seed.
Seed Germination Theory and Practice, 2nd Supplement. Quoted exactly. Every value on this card comes from this record; the step names come from a fixed list.

How each step is done, in Deno’s words, and what Verified and Derived mean.

Germination trials

Readers’ own records of sowing this species, published after review. Share your trial · All trials

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