Deno’s Garden

Aichryson divaricatum

Family CrassulaceaeGenus Aichryson

Yellow star-shaped flowers above rounded fleshy green leaves
FlowerTony RebeloCC BY-SA 4.0

About the plant

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

Native range
Desertas, Madeira

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

Source: 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 March 8, 2027 for a May 3 last frost.

  1. Gibberellic acid soak

  2. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Then 28 days to germinate.

64% germination in 7–28 days.

Without GA-3 this drops to 9% in the dark and 3% in light.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Aichryson p. 90Public domain
Show the original text
Aichryson (Crassulaceae). A. divaricatum germ. 70DGA-3(64% in 1-4 w), 70L(3%), and 70D(9% in 2nd w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Aichryson p. 90. 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 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.

9% germination in 14 days.

Light lowers this to 3%.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Aichryson p. 90Public domain
Show the original text
Aichryson (Crassulaceae). A. divaricatum germ. 70DGA-3(64% in 1-4 w), 70L(3%), and 70D(9% in 2nd w).
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Aichryson p. 90. 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.