Deno’s Garden

Plantago maritima

Genus Plantago

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 28, 2027 for a May 3 last frost.

  1. Sow and cover

    Temperature: 70°F 21°C Light: light

No stated waiting before sowing. Then 8 days to germinate.

100% germination in 4–8 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Plantago p. 66Public domain
Show the original text
Plantago (Plantaginaceae). The curious results that some species required light and others did not may be due to the light requirement dying off on DS as found for P. maritima germ. 70L(100% in 4-8 d), 70 GA-3(100% in 2-8 d), 70D(75% in 2-9 w), 40-70D(95% in 2-8 d), and OT(none). Seeds DS 6 m were dead.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Plantago p. 66. 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 28, 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 8 days to germinate.

100% germination in 2–8 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Plantago p. 66Public domain
Show the original text
Plantago (Plantaginaceae). The curious results that some species required light and others did not may be due to the light requirement dying off on DS as found for P. maritima germ. 70L(100% in 4-8 d), 70 GA-3(100% in 2-8 d), 70D(75% in 2-9 w), 40-70D(95% in 2-8 d), and OT(none). Seeds DS 6 m were dead.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Plantago p. 66. 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 September 29, 2026 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 Light: dark

about 6 months from start to sowing. Then 8 days to germinate.

95% germination in 2–8 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Plantago p. 66Public domain
Show the original text
Plantago (Plantaginaceae). The curious results that some species required light and others did not may be due to the light requirement dying off on DS as found for P. maritima germ. 70L(100% in 4-8 d), 70 GA-3(100% in 2-8 d), 70D(75% in 2-9 w), 40-70D(95% in 2-8 d), and OT(none). Seeds DS 6 m were dead.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Plantago p. 66. 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 Low Rated by us, not by the source.

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

  1. Sow and cover

    Temperature: 70°F 21°C Light: dark

No stated waiting before sowing. Then 63 days to germinate.

75% germination in 14–63 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Plantago p. 66Public domain
Show the original text
Plantago (Plantaginaceae). The curious results that some species required light and others did not may be due to the light requirement dying off on DS as found for P. maritima germ. 70L(100% in 4-8 d), 70 GA-3(100% in 2-8 d), 70D(75% in 2-9 w), 40-70D(95% in 2-8 d), and OT(none). Seeds DS 6 m were dead.
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Plantago p. 66. 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.