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Packera aurea

Golden Ragwort

Family AsteraceaeGenus Packera

Also published as Senecio aureus. You are in the right place.

A cluster of golden-yellow daisy flowers with narrow rays, and a few round buds
FlowerDerek RamseyGNU FDL 1.2

About the plant

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

Flower
YellowRead from the photograph on this page

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

Source: Read from the photograph on this page — Deno's Garden.

Worth knowing

  • Golden ragwort, now Packera aurea, has many other names, such as life root, cough weed and female regulator. Today it is little used, because its pyrrolizidine alkaloids can cause liver disease. Wikipedia: Packera aurea

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1996

Difficulty Low Rated by us, not by the source.

Start around March 26, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: light

No stated waiting before sowing. Then 10 days to germinate.

100% germination in 6–10 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Senecio p. 77Public domain
Show the original text
Senecio (Asteraceae). Death rates in DS are rapid, and this may be the cause of the failure to germinate in S. aureus is remarkable in two respects. The seed requires light and the seed is all dead after DS for 6 m at 70. Both are unusual for Asteraceae. The seeds aerm 70L(100% in 6-10 d) and none in 70D.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Senecio p. 77. Quoted exactly. Every value on this card comes from this record, except the difficulty rating, which is ours; the step names come from a fixed list.

Protocol 2

DerivedN. C. Deno, 1996

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing.

0% germination.

Nothing germinated at 70.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Senecio p. 77Public domain
Show the original text
Senecio (Asteraceae). Death rates in DS are rapid, and this may be the cause of the failure to germinate in S. aureus is remarkable in two respects. The seed requires light and the seed is all dead after DS for 6 m at 70. Both are unusual for Asteraceae. The seeds aerm 70L(100% in 6-10 d) and none in 70D.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Senecio p. 77. 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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