Deno’s Garden

Androstephium breviflorum

Genus Androstephium

This source reports three treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1993

Difficulty Low Rated by us, not by the source.

Start around March 15, 2027 for a May 3 last frost.

  1. Cold moist stratification

    Temperature: 40°F 4°C

No stated waiting before sowing. Then 21 days to germinate.

100% germination in 21 days.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Androstephium p. 94Public domain
Show the original text
Androstephium (Liliaceae). A. breviflorum germ. 40(9/9 in 3rd w), 70(3/5 in 2-5 w)-40(2/5 in 3rd w), and 5/9 in February and March in outdoor treatment. The seeds that germ. at 40 grew normally after an immediate shift to 70.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Androstephium p. 94. 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 Moderate Rated by us, not by the source.

Start around December 1, 2026 for a May 3 last frost.

  1. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

    2/5 germinated in this phase.

Steps after step 1 run on after germination.

about 3 months from start to sowing. Then 35 days to germinate.

60% germination in 14–35 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Androstephium p. 94Public domain
Show the original text
Androstephium (Liliaceae). A. breviflorum germ. 40(9/9 in 3rd w), 70(3/5 in 2-5 w)-40(2/5 in 3rd w), and 5/9 in February and March in outdoor treatment. The seeds that germ. at 40 grew normally after an immediate shift to 70.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Androstephium p. 94. 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 3

DerivedN. C. Deno, 1993

Difficulty Moderate Rated by us, not by the source.

  1. Sow outdoors and leave it

    Up in February and March.

No stated waiting before sowing.

56% germination.

This source doesn't state how long.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Androstephium p. 94Public domain
Show the original text
Androstephium (Liliaceae). A. breviflorum germ. 40(9/9 in 3rd w), 70(3/5 in 2-5 w)-40(2/5 in 3rd w), and 5/9 in February and March in outdoor treatment. The seeds that germ. at 40 grew normally after an immediate shift to 70.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Androstephium p. 94. 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.