Deno’s Garden

Armeria maritima

Genus Armeria

This source reports 4 treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1996

Difficulty Moderate Rated by us, not by the source.

Start around March 17, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on March 16, 2026.

  1. Dry storage

    Duration: 365 daysTemperature: 70°F 21°C

  2. Sow and cover

    Temperature: 70°F 21°C Light: dark

about 12 months from start to sowing. Then 20 days to germinate.

50% germination in 10–20 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Armeria p. 22Public domain
Show the original text
Armeria (Plumbaginaceae). A. maritima seeds DS 1 y germ. 70D(50% in 10-20 d) and 40-70D(50% in 2nd w). Germination was lower in fresh seeds which germ. 70D(15% in 2-6 w)-40-70D and 40-70D(38% in 3-20 d).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Armeria p. 22. 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 Moderate Rated by us, not by the source.

Start around September 24, 2026 for a May 3 last frost. Too late for spring 2027 — that needed starting on September 23, 2025.

  1. Dry storage

    Duration: 365 daysTemperature: 70°F 21°C

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  3. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C Light: dark

about 1.5 years from start to sowing. Then 14 days to germinate.

50% germination in 14 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Armeria p. 22Public domain
Show the original text
Armeria (Plumbaginaceae). A. maritima seeds DS 1 y germ. 70D(50% in 10-20 d) and 40-70D(50% in 2nd w). Germination was lower in fresh seeds which germ. 70D(15% in 2-6 w)-40-70D and 40-70D(38% in 3-20 d).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Armeria p. 22. 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 18, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on September 17, 2026.

  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 20 days to germinate.

38% germination in 3–20 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Armeria p. 22Public domain
Show the original text
Armeria (Plumbaginaceae). A. maritima seeds DS 1 y germ. 70D(50% in 10-20 d) and 40-70D(50% in 2nd w). Germination was lower in fresh seeds which germ. 70D(15% in 2-6 w)-40-70D and 40-70D(38% in 3-20 d).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Armeria p. 22. 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 High Rated by us, not by the source.

Start around November 24, 2026 for a May 3 last frost.

  1. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C Light: dark

  2. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  3. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C Light: dark

Steps after step 1 run on after germination.

about 3 months from start to sowing. Then 42 days to germinate.

15% germination in 14–42 days.

Seed Germination Theory and Practice, 1st Supplement — N. C. Deno, 1996 · 1st Supplement, Armeria p. 22Public domain
Show the original text
Armeria (Plumbaginaceae). A. maritima seeds DS 1 y germ. 70D(50% in 10-20 d) and 40-70D(50% in 2nd w). Germination was lower in fresh seeds which germ. 70D(15% in 2-6 w)-40-70D and 40-70D(38% in 3-20 d).
Seed Germination Theory and Practice, 1st Supplement, 1st Supplement, Armeria p. 22. 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.