Deno’s Garden

Papaver alpinum

Genus Papaver

This source reports 4 treatments. All 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. Gibberellic acid soak

  2. Sow and cover

    Temperature: 70°F 21°C

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, Papaver p. 63Public domain
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Papaver (Papaveraceae). KW reports that many species show no sign of dying after 5 y of DS. P. julicum germ. 70 GA-3(100% in 6-10 d) and 70D(50% in 4-10 d).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Papaver p. 63. 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

Difficulty Low Rated by us, not by the source.

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

  1. Gibberellic acid soak

  2. Sow and cover

    Temperature: 70°F 21°C

No stated waiting before sowing. Germination time not stated; 21 days assumed.

100% germination.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Papaver p. 63Public domain
Show the original text
Papaver (Papaveraceae). KW reports that many species show no sign of dying after 5 y of DS. P. pyrenaicum v. rhaeticum germ. 70 GA-3(100%) and 70D(44%) both in 2nd w.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Papaver p. 63. 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, 1996

Difficulty Moderate 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: dark

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

50% germination in 4–10 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Papaver p. 63Public domain
Show the original text
Papaver (Papaveraceae). KW reports that many species show no sign of dying after 5 y of DS. P. julicum germ. 70 GA-3(100% in 6-10 d) and 70D(50% in 4-10 d).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Papaver p. 63. 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 4

DerivedN. C. Deno, 1996

Difficulty Moderate Rated by us, not by the source.

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

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Germination time not stated; 21 days assumed.

44% germination.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Papaver p. 63Public domain
Show the original text
Papaver (Papaveraceae). KW reports that many species show no sign of dying after 5 y of DS. P. pyrenaicum v. rhaeticum germ. 70 GA-3(100%) and 70D(44%) both in 2nd w.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Papaver p. 63. 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.