Deno’s Garden

Solanum melongena

Genus Solanum

This source reports 5 treatments. All are shown.

Protocol 1

DerivedN. C. Deno, 1993

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 2–8 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Solanum p. 216Public domain
Show the original text
Solanum (Solanaceae). S. melongena is the eggplant. Commercial seeds germ. 70L(100% in 2-8 d), 70D GA-3(94% in 1-5 w), 70D(50% in 1-5 w), 40-70(75% in 4th w), and 40 (GA-3)- 70(60% in 4-8 d). Both light and GA-3 showed small effects.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Solanum p. 216. 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 Low Rated by us, not by the source.

Start around March 1, 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 35 days to germinate.

94% germination in 7–35 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Solanum p. 216Public domain
Show the original text
Solanum (Solanaceae). S. melongena is the eggplant. Commercial seeds germ. 70L(100% in 2-8 d), 70D GA-3(94% in 1-5 w), 70D(50% in 1-5 w), 40-70(75% in 4th w), and 40 (GA-3)- 70(60% in 4-8 d). Both light and GA-3 showed small effects.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Solanum p. 216. 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.

Start around September 10, 2027 for a May 3 last frost. Too late for spring 2027 — that needed starting on September 9, 2026.

  1. Cold moist stratification

    Duration: 90 daysTemperature: 40°F 4°C

  2. Warm moist stratification

    Duration: 90 daysTemperature: 70°F 21°C

about 6 months from start to sowing. Then 28 days to germinate.

75% germination in 28 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Solanum p. 216Public domain
Show the original text
Solanum (Solanaceae). S. melongena is the eggplant. Commercial seeds germ. 70L(100% in 2-8 d), 70D GA-3(94% in 1-5 w), 70D(50% in 1-5 w), 40-70(75% in 4th w), and 40 (GA-3)- 70(60% in 4-8 d). Both light and GA-3 showed small effects.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Solanum p. 216. 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, 1993

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

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

60% germination in 4–8 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Solanum p. 216Public domain
Show the original text
Solanum (Solanaceae). S. melongena is the eggplant. Commercial seeds germ. 70L(100% in 2-8 d), 70D GA-3(94% in 1-5 w), 70D(50% in 1-5 w), 40-70(75% in 4th w), and 40 (GA-3)- 70(60% in 4-8 d). Both light and GA-3 showed small effects.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Solanum p. 216. 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 5

DerivedN. C. Deno, 1993

Difficulty Moderate Rated by us, not by the source.

Start around March 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 35 days to germinate.

50% germination in 7–35 days.

Seed Germination Theory and Practice, 2nd ed. — N. C. Deno, 1993 · Ch. 20, Solanum p. 216Public domain
Show the original text
Solanum (Solanaceae). S. melongena is the eggplant. Commercial seeds germ. 70L(100% in 2-8 d), 70D GA-3(94% in 1-5 w), 70D(50% in 1-5 w), 40-70(75% in 4th w), and 40 (GA-3)- 70(60% in 4-8 d). Both light and GA-3 showed small effects.
Seed Germination Theory and Practice, 2nd ed., Ch. 20, Solanum p. 216. 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.