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Argylia adscendens

Triaca

Family BignoniaceaeGenus Argylia

Low mats of small ferny leaves pressed to bare ground, with a few flared pink and apricot flowers
The whole plantJason QuinnCC BY-SA 3.0

About the plant

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

Habit
perennialPlants of the World Online
Flower
Pink, orangeRead from the photograph on this page
Native range
Chile CentralGBIF Backbone Taxonomy

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; Read from the photograph on this page — Deno's Garden; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.

This source reports two treatments. Both are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty Moderate Rated by us, not by the source.

Start around February 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 42 days to germinate.

46% germination in 14–42 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Argylia p. 100Public domain
Show the original text
Argylia (Bignoniaceae). Collected in Chile by the Archibald's. A. adscendens germ. 70L(818 in 1-6 w), 70D(6/13 in 2-6w, 7/13 rotted in 2nd w), and 40(1/8 in 5th w)-70(1/8 on 3rd d). Any treatment other than 70L leads to deterioration.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Argylia p. 100. 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, 1993

Difficulty High Rated by us, not by the source.

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

  1. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  2. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

    1/8 germinated in this phase.

Steps after step 1 run on after germination.

Germination happens during step 1, in 35 days.

12% germination in 35 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Argylia p. 100Public domain
Show the original text
Argylia (Bignoniaceae). Collected in Chile by the Archibald's. A. adscendens germ. 70L(818 in 1-6 w), 70D(6/13 in 2-6w, 7/13 rotted in 2nd w), and 40(1/8 in 5th w)-70(1/8 on 3rd d). Any treatment other than 70L leads to deterioration.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Argylia p. 100. 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.

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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